{"id":4864,"date":"2020-12-08T15:34:41","date_gmt":"2020-12-08T07:34:41","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=4864"},"modified":"2020-12-08T15:34:41","modified_gmt":"2020-12-08T07:34:41","slug":"c%e7%bb%93%e5%90%88lua%ef%bc%9aluabridge%e8%ae%a9%e8%bf%99%e4%b8%80%e5%88%87%e5%8f%98%e5%be%97%e6%9b%b4%e7%ae%80%e5%8d%95%ef%bc%88%e5%8c%85%e6%8b%ac%e5%8f%98%e9%87%8f%e5%92%8c%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/4864","title":{"rendered":"C++\u7ed3\u5408lua\uff1aLuaBridge\u8ba9\u8fd9\u4e00\u5207\u53d8\u5f97\u66f4\u7b80\u5355\uff08\u5305\u62ec\u53d8\u91cf\u548c\u51fd\u6570\uff09"},"content":{"rendered":"<div class=\"article-header-box\">\n<div class=\"article-header\">\n<div class=\"article-title-box\">\n<p id=\"articleContentId\" class=\"title-article\"><a href=\"https:\/\/blog.csdn.net\/u010155023\/article\/details\/103384859\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<article class=\"baidu_pl\">\n<div id=\"article_content\" class=\"article_content clearfix\">\n<div id=\"content_views\" class=\"htmledit_views\">\n<h1><a name=\"t0\"><\/a>\u4e3a\u4ec0\u4e48\u4f7f\u7528Lua?<\/h1>\n<p>C++\u548c\u811a\u672c\u7ed3\u5408\u4f7f\u7528\u662f\u975e\u5e38\u597d\u7684\u5b9e\u8df5\uff0c\u8fd9\u79cd\u7528\u6cd5\u63d0\u4f9b\u4e86\u975e\u5e38\u5927\u7684\u7075\u6d3b\u5ea6\u548c\u81ea\u7531\u7a7a\u95f4\u3002\u811a\u672c\u6587\u4ef6\u80fd\u591f\u4f5c\u914d\u7f6e\u6587\u4ef6\u548c\u7f16\u5199\u590d\u6742\u7684\u51fd\u6570\u3002\u66f4\u91cd\u8981\u7684\u4e00\u70b9\u662f\uff0c\u4fee\u6539\u811a\u672c\u6587\u4ef6\u540e\u65e0\u9700\u91cd\u65b0\u7f16\u8bd1\uff0c\u5b83\u80fd\u591f\u5e2e\u52a9\u4f60\u96c6\u4e2d\u7cbe\u529b\u548c\u907f\u514d\u7cbe\u529b\u5206\u6563\u3002<\/p>\n<p>\u4f60\u751a\u81f3\u53ef\u4ee5\u8bbe\u8ba1\u8fd9\u6837\u7684\u4e00\u4e2a\u7cfb\u7edf\uff0c\u5728\u4e0d\u4fee\u6539\u6e90\u7801\u7684\u60c5\u51b5\u4e0b\uff0c\u5176\u4ed6\u4eba\u6839\u672c\u4e0d\u77e5\u9053\u600e\u4e48\u53bb\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u811a\u672c\u6216\u8005\u4fee\u6539\u73b0\u6709\u5bf9\u8c61\u7684\u529f\u80fd\u3002\u5982\u679c\u4f60\u60f3\u77e5\u9053\u66f4\u591aLua\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u68d2\u7684\u539f\u56e0\uff0c\u53ef\u4ee5\u53bb\u9605\u8bfb\u8fd9\u7bc7\u6587\u7ae0\uff1a\u300aThe Beginning of This Article\u300b<\/p>\n<p>\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5199\u4e86\u8981\u600e\u4e48\u53bb\u7ed1\u5b9a\u5e93\uff0c\u4f46\u8fd9\u4e2a\u5e93\u7684\u529f\u80fd\u662f\u975e\u5e38\u57fa\u7840\u7684\uff0c\u5b83\u5e76\u6ca1\u6709\u5176\u4ed6\u5e93\u6240\u5177\u6709\u7684\u80fd\u529b\u3002\u7f16\u5199\u81ea\u5df1\u7684\uff08C++\u5230Lua\uff09\u7ed1\u5b9a\u771f\u7684\u975e\u5e38\u96be\uff0c\u56e0\u4e3a\u8fd9\u6d89\u53ca\u5230\u4e86\u975e\u5e38\u591a\u7684\u6a21\u7248\u77e5\u8bc6\u548c\u5143\u7f16\u7a0b\u77e5\u8bc6\u3002<\/p>\n<p>\u6211\u6d4b\u8bd5\u8fc7\u8bb8\u591a\uff08C++\u5230Lua\u7684\u7ed1\u5b9a\uff09\u5e93\uff0c\u53d1\u73b0\u5728LuaBridge\u662f\u6700\u597d\u7528\u7684\u3002\u5b83\u57fa\u4e8eMIT\u8bb8\u53ef\uff0c\u6ca1\u6709\u5176\u4ed6\u7684\u4efb\u4f55\u4f9d\u8d56\uff0c\u540c\u65f6\u4e5f\u4e0d\u8981\u6c42C++11\u3002\u4f60\u4e0d\u9700\u8981\u53bb\u6784\u5efa\u5b83\uff0c\u4f60\u53ea\u9700\u8981\u5c06LuaBridge\u6587\u4ef6\u5939\u62d6\u5230\u4f60\u7684\u5de5\u7a0b\u6587\u4ef6\u5939\u4e2d\uff0c\u5c06\u4e00\u4e2a\u5934\u6587\u4ef6\u5305\u542b\u8fdb\u6765\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<p><strong>\u6700\u5c0f\u5de5\u7a0b\u8bbe\u7f6e<\/strong><\/p>\n<p>\u4ece\u4ed3\u5e93\u4e2d\u4e0b\u8f7dLuaBridge\uff1a\u4ed3\u5e93\u5730\u5740<\/p>\n<p>\u540c\u65f6\u4e5f\u8981\u53bb\u4e0b\u8f7dLua<\/p>\n<p>\u6dfb\u52a0Lua\u7684include\u76ee\u5f55\u548cLuaBridge\u5230\u4f60\u7684\u5de5\u7a0b\u7684include\u76ee\u5f55\uff0c\u540c\u65f6\u5c06lua52.lib\u94fe\u63a5\u5230\u4f60\u7684\u9879\u76ee\u4e2d\u3002<\/p>\n<p>\u65b0\u5efa\u4e00\u4e2ascript.lua\u6587\u4ef6\uff0c\u5199\u4e0b\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs ini\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">testString<\/span> = <span class=\"hljs-string\">&#8220;LuaBridge works!&#8221;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">number<\/span> = <span class=\"hljs-number\">42<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs ini\"><\/code><\/pre>\n<p>\u6dfb\u52a0main.cpp\u5230\u4f60\u7684\u9879\u76ee\u4e2d\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ main.cpp<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;LuaBridge.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">extern<\/span> <span class=\"hljs-string\">&#8220;C&#8221;<\/span> {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lua.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lauxlib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lualib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">namespace<\/span> luabridge;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">()<\/span> <\/span>{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">lua_State* L = luaL_newstate();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaL_dofile(L, <span class=\"hljs-string\">&#8220;script.lua&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaL_openlibs(L);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">lua_pcall(L, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef s = getGlobal(L, <span class=\"hljs-string\">&#8220;testString&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef n = getGlobal(L, <span class=\"hljs-string\">&#8220;number&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span> luaString = s.cast&lt;<span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> answer = n.cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; luaString &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;And here&#8217;s our number:&#8221;<\/span> &lt;&lt; answer &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p><em>\u6ce8\uff1a\u5982\u679c\u4f60\u7684\u7a0b\u5e8f\u7f16\u8bd1\u5931\u8d25\u5e76\u51fa\u73b0\u8fd9\u6837\u7684\u9519\u8bef\uff1a\u201cerror C2065: \u2018lua_State\u2019 : undeclared identifier\u201d in luahelpers.h\uff0c\u4f60\u9700\u8981\u505a\u5982\u4e0b\u7684\u4fee\u6539\uff1a<\/em><\/p>\n<ol>\n<li><em>\u6dfb\u52a0\u4e0b\u9762\u7684\u4ee3\u7801\u6bb5\u5230LuaHelpers.h\u7684\u5f00\u59cb\u90e8\u5206<\/em><\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">extern<\/span> <span class=\"hljs-string\">&#8220;C&#8221;<\/span> {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lua.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lauxlib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lualib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p><em>2.\u5c06Stack.h\u6587\u4ef6\u4e2d\u7b2c460\u884c\u7684\u4ee3\u7801\u4ece<\/em><\/p>\n<pre class=\"has\"><code class=\"hljs lisp\">lua_pushstring (<span class=\"hljs-name\">L<\/span>, str.c_str(), str.size())<span class=\"hljs-comment\">;<\/span><\/code><\/pre>\n<p><em>\u6539\u4e3a<\/em><\/p>\n<pre class=\"has\"><code class=\"hljs lisp\">lua_pushlstring (<span class=\"hljs-name\">L<\/span>, str.c_str(), str.size())<span class=\"hljs-comment\">;<\/span><\/code><\/pre>\n<p>\u597d\u4e86\uff0c\u518d\u5c06main.cpp\u4fee\u6539\u4e0b<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;LuaBridge.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">extern<\/span> <span class=\"hljs-string\">&#8220;C&#8221;<\/span> {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lua.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lauxlib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\"># <span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&#8220;lualib.h&#8221;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p>\u6211\u4eec\u5c06\u6240\u6709\u91cd\u8981\u7684\u5934\u6587\u4ef6\u90fd\u5305\u542b\u8fdb\u6765\uff0c\u6ca1\u6709\u5176\u4ed6\u4f8b\u5916\u7684\u60c5\u51b5\u3002<\/p>\n<pre class=\"has\"><code class=\"hljs csharp\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">namespace<\/span> <span class=\"hljs-title\">luabridge<\/span>;<\/code><\/pre>\n<p>LuaBridge\u6709\u5176\u81ea\u5df1\u7684\u547d\u540d\u7a7a\u95f4\uff08\u5f53\u4f60\u4f7f\u7528luabridge\u65f6\uff0c\u624d\u5c06\u547d\u540d\u7a7a\u95f4\u5f15\u8fdb\u6765\uff09<\/p>\n<pre class=\"has\"><code class=\"hljs lisp\">lua_State* L = luaL_newstate()<span class=\"hljs-comment\">;<\/span><\/code><\/pre>\n<p>\u8fd9\u884c\u4ee3\u7801\u65b0\u5efa\u4e86\u4e00\u4e2aLua\u865a\u62df\u673a<\/p>\n<pre class=\"has\"><code class=\"hljs lisp\">luaL_dofile(<span class=\"hljs-name\">L<\/span>, <span class=\"hljs-string\">\"script.lua\"<\/span>)<span class=\"hljs-comment\">;<\/span><\/code><\/pre>\n<p>\u8fd9\u884c\u4ee3\u7801\u6253\u5f00\u4e86\u6211\u4eec\u7684\u811a\u672c\u3002<\/p>\n<p>\u4f60\u4e0d\u9700\u8981\u6bcf\u6b21\u6253\u5f00\u4e00\u4e2alua\u811a\u672c\u7684\u65f6\u5019\u90fd\u53bb\u6253\u5f00\u4e00\u4e2a\u65b0\u7684\u865a\u62df\u673a(lua_State)\uff0c\u8fd9\u53ef\u4ee5\u4ec5\u4ec5\u4f7f\u7528\u4e00\u4e2a\u3002<\/p>\n<p>\u7136\u540e\u6211\u4eec\u52a0\u8f7dlua\u5e93\u5e76\u8c03\u7528\u811a\u672c<\/p>\n<pre class=\"has\"><code class=\"hljs lisp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaL_openlibs(<span class=\"hljs-name\">L<\/span>)<span class=\"hljs-comment\">;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">lua_pcall(<span class=\"hljs-name\">L<\/span>, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>)<span class=\"hljs-comment\">;<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs lisp\"><\/code><\/pre>\n<p>\u7136\u540e\u521b\u5efa\u4e00\u4e2aLuaRef\u5bf9\u8c61\uff0cLuaRef\u53ef\u4ee5\u6301\u6709Lua\u7684\u4e00\u5207\u7c7b\u578b\u53d8\u91cf\uff0c\u5305\u62ec\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span>,<span class=\"hljs-keyword\">float<\/span>,<span class=\"hljs-keyword\">bool<\/span>,<span class=\"hljs-built_in\">string<\/span>,table\u7b49\u7b49\u3002<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef s = getGlobal(L, <span class=\"hljs-string\">&#8220;testString&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef n = getGlobal(L, <span class=\"hljs-string\">&#8220;number&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<pre class=\"has\"><code class=\"hljs\">\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u5c06LuaRef\u8f6c\u6362\u4e3aC++\u4e2d\u7684\u5b57\u7b26\u4e32\uff1a<\/code><\/pre>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span> luaString = s.cast&lt;<span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> answer = n.cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p><strong>\u9519\u8bef\u68c0\u67e5<\/strong><\/p>\n<p>\u6709\u4e9b\u65f6\u5019\u6709\u51fa\u9519\uff0c\u6211\u4eec\u5e94\u8be5\u5b66\u4f1a\u4f18\u96c5\u5730\u5904\u7406\u8fd9\u4e9b\u9519\u8bef\u3002\u8ba9\u6211\u4eec\u5f00\u59cb\u68c0\u67e5\u4e00\u4e9b\u6700\u91cd\u8981\u7684\u9519\u8bef<\/p>\n<p><strong>\u627e\u4e0d\u5230\u811a\u672c<\/strong><\/p>\n<pre class=\"has\"><code class=\"hljs yaml\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-string\">if<\/span> <span class=\"hljs-string\">(luaL_loadfile(L,<\/span> <span class=\"hljs-string\">filename.c_str())<\/span> <span class=\"hljs-string\">||<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-string\">lua_pcall(L,<\/span> <span class=\"hljs-number\">0<\/span><span class=\"hljs-string\">,<\/span> <span class=\"hljs-number\">0<\/span><span class=\"hljs-string\">,<\/span> <span class=\"hljs-number\">0<\/span><span class=\"hljs-string\">))<\/span> {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-string\">&#8230;<\/span> <span class=\"hljs-string\">\/\/<\/span> <span class=\"hljs-string\">script<\/span> <span class=\"hljs-string\">is<\/span> <span class=\"hljs-string\">not<\/span> <span class=\"hljs-string\">loaded<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs yaml\"><\/code><\/pre>\n<p><strong>\u627e\u4e0d\u5230\u53d8\u91cf<\/strong><\/p>\n<p>\u53ef\u4ee5\u68c0\u67e5\u53d8\u91cf\u662f\u5426\u4e3a\u7a7a<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span> (s.isNil()) {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Variable not found!&#8221;<\/span> &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p><strong>\u53d8\u91cf\u4e0d\u662f\u6211\u4eec\u60f3\u8981\u7684\u7c7b\u578b<\/strong><\/p>\n<p>\u5982\u679c\u4f60\u60f3\u786e\u4fdd\u53d8\u91cf\u662fstring\uff0c\u8fd9\u53ef\u4ee5\u8fd9\u6837\u505a<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">f(s.isString()) {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaString = s.cast&lt;<span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p><strong>\u8868<\/strong><\/p>\n<p>\u8868\u4e0d\u4ec5\u4ec5\u662f\u6570\u7ec4\uff1a\u5b83\u4ee4\u4eba\u60ca\u8bb6\u5730\u53ef\u4ee5\u4fdd\u5b58\u4e00\u5207\u7684Lua\u7c7b\u578b\uff0c\u751a\u81f3\u8868\u3002\u5728script.lua\u4e2d\u5199\u4e0b\u5982\u4e0b\u4ee3\u7801<\/p>\n<pre class=\"has\"><code class=\"hljs properties\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">window<\/span> = <span class=\"hljs-string\">{<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">title<\/span> = <span class=\"hljs-string\">&#8220;Window v.0.1&#8221;,<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">width<\/span> = <span class=\"hljs-string\">400,<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">height<\/span> = <span class=\"hljs-string\">500<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">}<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs properties\"><\/code><\/pre>\n<p>\u5728C++\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef t = getGlobal(L, <span class=\"hljs-string\">&#8220;window&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef title = t[<span class=\"hljs-string\">&#8220;title&#8221;<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef w = t[<span class=\"hljs-string\">&#8220;width&#8221;<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef h = t[<span class=\"hljs-string\">&#8220;height&#8221;<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span> titleString = title.cast&lt;<span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> width = w.cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> height = h.cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; titleString &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;width = &#8220;<\/span> &lt;&lt; width &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;height = &#8220;<\/span> &lt;&lt; height &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u4f60\u4f1a\u5f97\u5230\u4e0b\u9762\u7684\u7ed3\u679c<\/p>\n<pre class=\"has\"><code class=\"hljs apache\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attribute\">Window<\/span> v.<span class=\"hljs-number\">0<\/span>.<span class=\"hljs-number\">1<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attribute\">width<\/span> = <span class=\"hljs-number\">400<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attribute\">height<\/span> = <span class=\"hljs-number\">500<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs apache\"><\/code><\/pre>\n<p>\u5982\u679c\u4f60\u6240\u89c1\uff0c\u83b7\u5f97\u8868\u5143\u7d20\u7684\u65b9\u6cd5\u662f\u4f7f\u7528[]\u64cd\u4f5c\u7b26\uff0c\u6211\u4eec\u751a\u81f3\u53ef\u4ee5\u5199\u5f97\u66f4\u77ed\uff1a<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><span class=\"hljs-keyword\">int<\/span> width = t[<span class=\"hljs-string\">\"width\"<\/span>].cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/code><\/pre>\n<p>\u4e5f\u53ef\u4ee5\u8fd9\u6837\u66f4\u6539\u8868\u7684\u5185\u5bb9<\/p>\n<pre class=\"has\"><code class=\"hljs apache\"><span class=\"hljs-attribute\">t<\/span>[<span class=\"hljs-string\">\"width\"<\/span>] = <span class=\"hljs-number\">300<\/span><\/code><\/pre>\n<p>\u8fd9\u5e76\u6ca1\u6709\u66f4\u6539\u811a\u672c\uff0c\u4f46\u5982\u679c\u4f60\u518d\u6b21\u83b7\u5f97\u8fd9\u4e2a\u503c\u65f6\uff0c\u4f1a\u5f97\u5230\u4e00\u4e2a\u4e0d\u4e00\u6837\u7684\u7ed3\u679c\uff08\u4e8b\u5b9e\u4e0a\u5c31\u662f\u6211\u4eec\u7528C++\u8bbe\u7f6e\u7684\u7ed3\u679c\uff09\uff1a<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> width = t[<span class=\"hljs-string\">&#8220;width&#8221;<\/span>].cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;(); <span class=\"hljs-comment\">\/\/ 400<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">t[<span class=\"hljs-string\">&#8220;width&#8221;<\/span>] = <span class=\"hljs-number\">300<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">width = t[<span class=\"hljs-string\">&#8220;width&#8221;<\/span>].cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;(); <span class=\"hljs-comment\">\/\/ 300<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u5047\u8bbe\u4f60\u6709\u5982\u4e0b\u7684\u8868\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs properties\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">window<\/span> = <span class=\"hljs-string\">{<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">title<\/span> = <span class=\"hljs-string\">&#8220;Window v.0.1&#8221;,<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">size<\/span> = <span class=\"hljs-string\">{<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">w<\/span> = <span class=\"hljs-string\">400,<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">h<\/span> = <span class=\"hljs-string\">500<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">}<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-attr\">}<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs properties\"><\/code><\/pre>\n<p>\u6211\u4eec\u8981\u600e\u4e48\u5f97\u5230window.size.w\u7684\u503c\uff1f<\/p>\n<p>\u50cf\u4e0b\u9762\u8fd9\u6837\u505a\uff1a<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef t = getGlobal(L, <span class=\"hljs-string\">&#8220;window&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef size = t[<span class=\"hljs-string\">&#8220;size&#8221;<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef w = size[<span class=\"hljs-string\">&#8220;w&#8221;<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> width = w.cast&lt;<span class=\"hljs-keyword\">int<\/span>&gt;();<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u4f5c\u8005\u6ce8\uff1a\u8fd9\u662f\u6211\u53d1\u73b0\u5728\u7684\u6700\u77ed\u7684\u5199\u6cd5\uff0c\u5982\u679c\u6709\u4eba\u53d1\u73b0\u5728\u4e86\u66f4\u597d\u7684\u505a\u6cd5\uff0c\u7ed9\u6211\u53d1\u5c01\u90ae\u4ef6\u6216\u8005\u5199\u4e2a\u8bc4\u8bba\u5427\uff0c\u6211\u5c06\u4f1a\u975e\u5e38\u611f\u6fc0<\/p>\n<p>\u4f60\u53ef\u4ee5\u53bb\u6211\u6559\u7a0b\u7684\u7b2c\u4e00\u90e8\u5206\u627e\u5230\u6211\u5b9e\u73b0\u7684\u4ee3\u7801\uff0c\u5b83\u80fd\u591f\u66f4\u65b9\u4fbf\u5730\u83b7\u5f97\u8868\u4e2d\u7684\u6570\u636e\uff0c\u56e0\u4e3a\u4f60\u53ef\u4ee5\u8fd9\u6837\u505a\uff1a<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><span class=\"hljs-keyword\">int<\/span> width = script-&gt;get&lt;<span class=\"hljs-keyword\">int<\/span>&gt;(<span class=\"hljs-string\">\"window.size.w\"<\/span>);<\/code><\/pre>\n<p>\u8bd1\u8005\u6ce8\uff1a\u8fd9\u662f\u53ef\u80fd\u662f\u4f5c\u8005\u81ea\u5df1\u5b9e\u73b0\u7684\u529f\u80fd\uff0c\u5e76\u975eLuaBridge\u7684\u529f\u80fd\u3002<\/p>\n<p><strong>\u51fd\u6570<\/strong><\/p>\n<p>\u5728C++\u4e2d\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u51fd\u6570<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">printMessage<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">const<\/span> <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&amp; s)<\/span> <\/span>{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; s &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u5728script.lua\u4e2d\u5199\u4e0b\u5982\u4e0b\u4ee3\u7801<\/p>\n<pre class=\"has\"><code class=\"hljs sql\">printMessage(\"You can <span class=\"hljs-keyword\">call<\/span> C++ functions <span class=\"hljs-keyword\">from<\/span> Lua!<span class=\"hljs-string\">\")<\/span><\/code><\/pre>\n<p>\u73b0\u5728\u6211\u4eec\u9700\u8981\u5728C++\u4e2d\u6ce8\u518c\u8fd9\u4e2a\u51fd\u6570\uff0c\u50cf\u4e0b\u9762\u8fd9\u6837\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs less\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-selector-tag\">getGlobalNamespace<\/span>(L).<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-selector-tag\">addFunction<\/span>(<span class=\"hljs-string\">&#8220;printMessage&#8221;<\/span>, printMessage);<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs less\"><\/code><\/pre>\n<p>\u6ce8\uff1a\u4f60\u5fc5\u987b\u5728\u8c03\u7528luaL_dofile\u4e4b\u95f4\u8c03\u7528\u4e0a\u9762\u7684\u4ee3\u7801<\/p>\n<p>\u6ce8\uff1aC++\u548cLua\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u540d\u5b57<\/p>\n<p>&nbsp;<\/p>\n<p>\u4f60\u521a\u521a\u6ce8\u518c\u4e86printMessage\u51fd\u6570\uff0c\u5982\u679c\u4f60\u5e0c\u671b\u5c06\u5b83\u6ce8\u518c\u5728\u57fa\u672c\u4e2a\u547d\u540d\u7a7a\u95f4\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u505a\uff1a<\/p>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">getGlobalNamespace(L).<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">beginNamespace(<span class=\"hljs-string\">&#8220;game&#8221;<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">.addFunction(<span class=\"hljs-string\">&#8220;printMessage&#8221;<\/span>, printMessage)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">.endNamespace();<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u4f60\u9700\u8981\u5728Lua\u4e2d\u8fd9\u6837\u8c03\u7528<\/p>\n<pre class=\"has\"><code class=\"hljs sql\">game.printMessage(\"You can <span class=\"hljs-keyword\">call<\/span> C++ functions <span class=\"hljs-keyword\">from<\/span> Lua!<span class=\"hljs-string\">\")<\/span><\/code><\/pre>\n<p>Lua\u4e2d\u7684\u547d\u540d\u7a7a\u95f4\u4e0eC++\u7684\u547d\u540d\u7a7a\u95f4\u6ca1\u6709\u4ec0\u4e48\u8054\u7cfb\uff0c\u4f7f\u7528\u5b83\u4eec\u4ec5\u4ec5\u51fa\u4e8e\u7ba1\u7406\u548c\u4fbf\u5229\u7684\u76ee\u7684\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u73b0\u5728\u5728C++\u4e2d\u8c03\u7528Lua\u51fd\u6570<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">&#8212; script.lua<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">sumNumbers = function(a,b)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">printMessage(<span class=\"hljs-string\">&#8220;You can still call C++ functions from Lua functions!&#8221;<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> a + b<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">End<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ main.cpp<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef sumNumbers = getGlobal(L, <span class=\"hljs-string\">&#8220;sumNumbers&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> result = sumNumbers(<span class=\"hljs-number\">5<\/span>, <span class=\"hljs-number\">4<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Result:&#8221;<\/span> &lt;&lt; result &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<p>\u4f60\u5c06\u770b\u5230\u4e0b\u9762\u7684\u8f93\u51fa\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs sql\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">You can still <span class=\"hljs-keyword\">call<\/span> C++ functions <span class=\"hljs-keyword\">from<\/span> Lua functions!<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">Result<\/span>:<span class=\"hljs-number\">9<\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs sql\"><\/code><\/pre>\n<p>\u597d\uff0c\u662f\u4e0d\u662f\u5f88\u9177\uff1f\u4f60\u5e76\u4e0d\u9700\u8981\u544a\u8bc9LuaBridge\u51fd\u6570\u7684\u53c2\u6570\u548c\u8fd4\u56de\u7c7b\u578b\u3002<\/p>\n<p>\u4f46\u8fd8\u6709\u4e00\u4e9b\u4e8b\u60c5\u662f\u9700\u8981\u8003\u8651\u7684<\/p>\n<p><strong>\u4e00<\/strong><strong>\u4e2a\u51fd\u6570\u4e0d\u80fd\u6709\u8d85\u8fc78\u4e2a\u53c2\u6570<\/strong><\/p>\n<p>\u5f53\u4f20\u9012\u8d85\u8fc78\u4e2a\u53c2\u6570\u65f6\uff0cLuaBridge\u4f1a\u5c06\u5b83\u65e0\u58f0\u5730\u5ffd\u7565\u3002\u4e00\u4f46\u51fa\u9519\u4e86\uff0cLuaBridge\u4f1a\u629b\u51faLuaException\u5f02\u5e38\uff0c\u8981\u786e\u4fdd\u6355\u83b7\u5e76\u5904\u7406\u5b83\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u5b8c\u6574\u7684\u51fd\u6570\u4f8b\u5b50\u4ee3\u7801\uff1a<\/p>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">&#8212; script.<span class=\"hljs-function\">lua<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-title\">printMessage<\/span><span class=\"hljs-params\">(<span class=\"hljs-string\">&#8220;You can call C++ functions from Lua!&#8221;<\/span>)<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">sumNumbers = function(a,b)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">printMessage(<span class=\"hljs-string\">&#8220;You can still call C++ functions from Lua functions!&#8221;<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> a + b<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">End<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ main.cpp<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">#include &lt;LuaBridge.h&gt;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">#include &lt;iostream&gt;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">extern<\/span> <span class=\"hljs-string\">&#8220;C&#8221;<\/span> {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"># include <span class=\"hljs-string\">&#8220;lua.h&#8221;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"># include <span class=\"hljs-string\">&#8220;lauxlib.h&#8221;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"># include <span class=\"hljs-string\">&#8220;lualib.h&#8221;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">namespace<\/span> luabridge;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">printMessage<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">const<\/span> <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">string<\/span>&amp; s)<\/span> <\/span>{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; s &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">()<\/span> <\/span>{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">lua_State* L = luaL_newstate();<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaL_openlibs(L);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">getGlobalNamespace(L).addFunction(<span class=\"hljs-string\">&#8220;printMessage&#8221;<\/span>, printMessage);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">luaL_dofile(L, <span class=\"hljs-string\">&#8220;script.lua&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">lua_pcall(L, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">LuaRef sumNumbers = getGlobal(L, <span class=\"hljs-string\">&#8220;sumNumbers&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> result = sumNumbers(<span class=\"hljs-number\">5<\/span>, <span class=\"hljs-number\">4<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Result:&#8221;<\/span> &lt;&lt; result &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">system(<span class=\"hljs-string\">&#8220;pause&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre class=\"has\"><code class=\"hljs cpp\"><\/code><\/pre>\n<div class=\"hljs-button {2}\" data-title=\"\u590d\u5236\" data-report-click=\"{&quot;spm&quot;:&quot;1001.2101.3001.4259&quot;}\"><\/div>\n<p><strong>\u63a5\u4e0b\u6765\u505a\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p>\u662f\u7684\uff0c\u63a5\u4e0b\u6765\u4e00\u7ae0\u5c06\u4f1a\u6709\u975e\u5e38\u6709\u8da3\u7684\u5185\u5bb9\uff1a\u7c7b\u3001\u5bf9\u8c61\u521b\u5efa\u3001\u5bf9\u8c61\u751f\u547d\u5468\u671f\u2026\u2026\uff0c\u53cd\u6b63\u5f88\u591a\u5185\u5bb9\u5c31\u662f\u4e86\u3002<\/p>\n<\/div>\n<\/div>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 &nbsp; \u4e3a\u4ec0\u4e48\u4f7f\u7528Lua<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[119],"class_list":["post-4864","post","type-post","status-publish","format-standard","hentry","tag-03-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/4864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=4864"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/4864\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=4864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=4864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=4864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}