{"id":5832,"date":"2022-05-27T00:02:20","date_gmt":"2022-05-26T16:02:20","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=5832"},"modified":"2022-05-27T00:02:20","modified_gmt":"2022-05-26T16:02:20","slug":"node-js%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9fnode-js%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5832","title":{"rendered":"Node.js\u662f\u4ec0\u4e48\uff1fNode.js\u7b80\u4ecb"},"content":{"rendered":"<p><a href=\"http:\/\/c.biancheng.net\/view\/9338.html\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"pre-next-page clearfix\"><span class=\"pre left\"><span class=\"icon\">&lt;<\/span>\u00a0<a href=\"http:\/\/c.biancheng.net\/view\/5351.html\">JavaScript\u662f\u4ec0\u4e48<\/a><\/span><span class=\"next right\"><a href=\"http:\/\/c.biancheng.net\/view\/5355.html\">\u7b2c\u4e00\u4e2aJavaScript\u7a0b\u5e8f<\/a>\u00a0<span class=\"icon\">&gt;<\/span><\/span><\/div>\n<div id=\"ad-arc-top\">\n<p class=\"pic\"><a href=\"http:\/\/fudao.biancheng.net\/?source=arctop\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"http:\/\/c.biancheng.net\/templets\/new\/images\/index_pc\/fudaoban_pc.png?v=1.6.74\" width=\"100%\" \/><\/a><\/p>\n<\/div>\n<div id=\"arc-body\">JavaScript \u8bde\u751f\u4e8e 1995 \u5e74\uff0c\u51e0\u4e4e\u662f\u548c\u4e92\u8054\u7f51\u540c\u65f6\u51fa\u73b0\uff1bNode.js \u8bde\u751f\u4e8e 2009 \u5e74\uff0c\u6bd4 JavaScript \u665a\u4e86 15 \u5e74\u5de6\u53f3\u3002<\/p>\n<p>\u5728 Node.js \u4e4b\u524d\uff0cJavaScript \u53ea\u80fd\u8fd0\u884c\u5728\u6d4f\u89c8\u5668\u4e2d\uff0c\u4f5c\u4e3a\u7f51\u9875\u811a\u672c\u4f7f\u7528\uff0c\u4e3a\u7f51\u9875\u6dfb\u52a0\u4e00\u4e9b\u7279\u6548\uff0c\u6216\u8005\u548c\u670d\u52a1\u5668\u8fdb\u884c\u901a\u4fe1\u3002\u6709\u4e86 Node.js \u4ee5\u540e\uff0cJavaScript \u5c31\u53ef\u4ee5\u8131\u79bb\u6d4f\u89c8\u5668\uff0c\u50cf\u5176\u5b83\u7f16\u7a0b\u8bed\u8a00\u4e00\u6837\u76f4\u63a5\u5728\u8ba1\u7b97\u673a\u4e0a\u4f7f\u7528\uff0c\u60f3\u5e72\u4ec0\u4e48\u5c31\u5e72\u4ec0\u4e48\uff0c\u518d\u4e5f\u4e0d\u53d7\u6d4f\u89c8\u5668\u7684\u9650\u5236\u4e86\u3002<\/p>\n<p>Node.js \u4e0d\u662f\u4e00\u95e8\u65b0\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u4e5f\u4e0d\u662f\u4e00\u4e2a JavaScript \u6846\u67b6\uff0c\u5b83\u662f\u4e00\u5957 JavaScript \u8fd0\u884c\u73af\u5883\uff0c\u7528\u6765\u652f\u6301 JavaScript \u4ee3\u7801\u7684\u6267\u884c\u3002\u7528\u7f16\u7a0b\u672f\u8bed\u6765\u8bb2\uff0cNode.js \u662f\u4e00\u4e2a JavaScript \u8fd0\u884c\u65f6\uff08Runtime\uff09\u3002<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/c.biancheng.net\/uploads\/allimg\/210922\/154GH4R-0.png\" alt=\"Node.js \u56fe\u6807\" \/><br \/>\n\u56fe1\uff1aNode.js \u56fe\u6807<\/div>\n<p>\u73b0\u5728\u7684 JavaScript \u9664\u4e86\u7528\u4e8e Web \u524d\u7aef\u7f16\u7a0b\uff08\u7f51\u9875\u7f16\u7a0b\uff09\uff0c\u8fd8\u80fd\u5e72\u5f88\u591a\u4e8b\u60c5\uff0c\u6bd4\u5982\uff1a<\/p>\n<ul>\n<li>\u5f00\u53d1\u7f51\u7ad9\u540e\u53f0\uff0c\u8fd9\u539f\u672c\u662f PHP\u3001Java\u3001Python\u3001Ruby \u7b49\u7f16\u7a0b\u8bed\u8a00\u64c5\u957f\u7684\uff1b<\/li>\n<li>\u5f00\u53d1 GUI \u7a0b\u5e8f\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684\u5e26\u754c\u9762\u7684\u7535\u8111\u8f6f\u4ef6\uff0c\u6bd4\u5982 QQ\u3001360\u3001\u8fc5\u96f7\u7b49\uff1b<\/li>\n<li>\u624b\u673a APP\uff0c\u5305\u62ec Android APP\u3001iOS APP\uff1b<\/li>\n<li>CLI \u5de5\u5177\uff0c\u4e5f\u5c31\u662f\u4e0d\u5e26\u754c\u9762\u7684\u547d\u4ee4\u884c\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n<p>\u4f60\u770b\uff0c\u5b66\u4f1a\u4e86 JavaScript\uff0c\u4f60\u4e0d\u4f46\u662f\u5168\u6808\u5de5\u7a0b\u5e08\uff0c\u751a\u81f3\u8fd8\u5c06\u65e0\u6240\u4e0d\u80fd\uff0c\u8fd9\u90fd\u662f Node.js \u5e26\u7ed9\u6211\u4eec\u7684\u3002<\/p>\n<p class=\"tip-box\">Node.js \u5b98\u7f51\u4e2d\u6587\u7248\uff1a<a href=\"https:\/\/nodejs.org\/zh-cn\/\" target=\"_blank\" rel=\"noopener\">https:\/\/nodejs.org\/zh-cn\/<\/a><\/p>\n<h2>\u8fd0\u884c\u65f6\u662f\u4ec0\u4e48\uff1f<\/h2>\n<p>\u6240\u8c13\u8fd0\u884c\u65f6\uff0c\u5c31\u662f\u7a0b\u5e8f\u5728\u8fd0\u884c\u671f\u95f4\u9700\u8981\u4f9d\u8d56\u7684\u4e00\u7cfb\u5217\u7ec4\u4ef6\u6216\u8005\u5de5\u5177\uff1b\u628a\u8fd9\u4e9b\u5de5\u5177\u548c\u7ec4\u4ef6\u6253\u5305\u5728\u4e00\u8d77\u63d0\u4f9b\u7ed9\u7a0b\u5e8f\u5458\uff0c\u7a0b\u5e8f\u5458\u5c31\u80fd\u8fd0\u884c\u81ea\u5df1\u7f16\u5199\u7684\u4ee3\u7801\u4e86\u3002<\/p>\n<p>\u5bf9\u4e8e JavaScript \u6765\u8bf4\uff0c\u5b83\u5728\u8fd0\u884c\u671f\u95f4\u9700\u8981\u4f9d\u8d56\u4ee5\u4e0b\u7ec4\u4ef6\uff1a<\/p>\n<h4>1) \u89e3\u91ca\u5668<\/h4>\n<p>JavaScript \u662f\u4e00\u79cd\u811a\u672c\u8bed\u8a00\uff0c\u9700\u8981\u4e00\u8fb9\u89e3\u91ca\u4e00\u8fb9\u8fd0\u884c\uff0c\u7528\u5230\u54ea\u4e9b\u6e90\u4ee3\u7801\u5c31\u7f16\u8bd1\u54ea\u4e9b\u6e90\u4ee3\u7801\uff0c\u6574\u4e2a\u8fc7\u7a0b\u7531\u89e3\u91ca\u5668\u5b8c\u6210\u3002\u6ca1\u6709\u89e3\u91ca\u5668\u7684\u8bdd\uff0cJavaScript \u53ea\u662f\u4e00\u5806\u7eaf\u6587\u672c\u6587\u4ef6\uff0c\u4e0d\u80fd\u88ab\u8ba1\u7b97\u673a\u8bc6\u522b\u3002<\/p>\n<h4>2) \u6807\u51c6\u5e93<\/h4>\n<p>\u6211\u4eec\u5728 JavaScript \u4ee3\u7801\u4e2d\u4f1a\u8c03\u7528\u4e00\u4e9b\u5185\u7f6e\u51fd\u6570\uff0c\u8fd9\u4e9b\u51fd\u6570\u4e0d\u662f\u6211\u4eec\u81ea\u5df1\u7f16\u5199\u7684\uff0c\u800c\u662f\u6807\u51c6\u5e93\u81ea\u5e26\u7684\u3002<\/p>\n<h4>3) \u672c\u5730\u6a21\u5757<\/h4>\n<p>\u6240\u8c13\u672c\u5730\u6a21\u5757\uff0c\u5c31\u662f\u5df2\u7ecf\u88ab\u63d0\u524d\u7f16\u8bd1\u597d\u7684\u6a21\u5757\uff0c\u5b83\u4eec\u662f\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u548c\u53ef\u6267\u884c\u6587\u4ef6\u5728\u5185\u90e8\u7ed3\u6784\u4e0a\u6ca1\u6709\u4ec0\u4e48\u533a\u522b\uff0c\u53ea\u662f\u4e0d\u80fd\u5355\u72ec\u8fd0\u884c\u800c\u5df2\u3002\u8fd9\u4e9b\u672c\u5730\u6a21\u5757\u5176\u5b9e\u5c31\u662f\u52a8\u6001\u94fe\u63a5\u5e93\uff08\u5728 Windows \u4e0b\u662f .dll \u6587\u4ef6\uff09\uff0c\u5982\u679c\u4f60\u4f7f\u7528\u8fc7C\u8bed\u8a00\u3001C++ \u7b49\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u90a3\u4f60\u5e94\u8be5\u80fd\u591f\u66f4\u597d\u5730\u7406\u89e3\u5b83\u3002<\/p>\n<p>JavaScript \u7684\u5f88\u591a\u529f\u80fd\u90fd\u9700\u8981\u672c\u5730\u6a21\u5757\u7684\u652f\u6301\uff0c\u6bd4\u5982\uff1a<\/p>\n<ul>\n<li>Cookie \u7528\u4e8e\u5b58\u50a8\u5c11\u91cf\u7684\u7528\u6237\u6570\u636e\uff0c\u5b83\u662f\u7528\u6237\u8ba1\u7b97\u673a\u4e0a\u7684\u4e00\u79cd\u5c0f\u6587\u4ef6\uff0c\u4f7f\u7528 Cookie \u5fc5\u987b\u6709\u6587\u4ef6\u64cd\u4f5c\u6a21\u5757\u7684\u652f\u6301\u3002<\/li>\n<li>Ajax \u53ef\u4ee5\u501f\u52a9\u4e92\u8054\u7f51\u4ece\u670d\u52a1\u5668\u8bf7\u6c42\u6570\u636e\uff0c\u8fd9\u662f\u4e00\u79cd\u7f51\u7edc\u64cd\u4f5c\uff0c\u5fc5\u987b\u6709\u7f51\u7edc\u5e93\u7684\u652f\u6301\u3002<\/li>\n<li>\u4e00\u6b65\u4e00\u6b65\u8ddf\u8e2a\u4ee3\u7801\u7684\u6267\u884c\u6d41\u7a0b\uff0c\u4ece\u4e2d\u53d1\u73b0\u903b\u8f91\u9519\u8bef\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u53eb\u505a\u8c03\u8bd5\uff0c\u9700\u8981\u6709\u8c03\u8bd5\u5668\uff08Debugger\uff09\u7684\u652f\u6301\u3002<\/li>\n<li>JavaScript \u53ef\u4ee5\u64cd\u4f5c HTML\uff0c\u8fd9\u9700\u8981 HTML \u89e3\u6790\u6a21\u5757\u63d0\u524d\u6784\u5efa\u8d77 DOM \u6811\u3002<\/li>\n<\/ul>\n<p>\u672c\u5730\u6a21\u5757\u4e00\u822c\u5c01\u88c5\u4e86\u901a\u7528\u529f\u80fd\uff0c\u5bf9\u6027\u80fd\u8981\u6c42\u8f83\u9ad8\uff0c\u6240\u4ee5\u901a\u5e38\u4f7f\u7528\u7f16\u8bd1\u578b\u8bed\u8a00\u6765\u5b9e\u73b0\uff0c\u6bd4\u5982C\u8bed\u8a00\u3001C++\u3001\u6c47\u7f16\u8bed\u8a00\u7b49\u3002<\/p>\n<p>JavaScript \u89e3\u91ca\u5668\u9700\u8981\u672c\u5730\u6a21\u5757\u7684\u652f\u6301\uff0c\u6807\u51c6\u5e93\u5728\u7f16\u5199\u65f6\u4e5f\u4f1a\u8c03\u7528\u672c\u5730\u6a21\u5757\u7684\u63a5\u53e3\uff0c\u800c\u6211\u4eec\u7f16\u5199\u7684 JavaScript \u4ee3\u7801\u4e00\u822c\u4e0d\u4f1a\u76f4\u63a5\u4f7f\u7528\u672c\u5730\u6a21\u5757\uff0c\u6240\u4ee5 Web \u524d\u7aef\u7a0b\u5e8f\u5458\u89e6\u53ca\u4e0d\u5230\u5b83\u4eec\u3002<\/p>\n<p>\u672c\u5730\u6a21\u5757\u662f\u5e55\u540e\u82f1\u96c4\uff0c\u5b83\u4e0d\u663e\u5c71\u9732\u6c34\uff0c\u4f46\u662f\u53c8\u4e0d\u53ef\u6216\u7f3a\u3002<\/p>\n<h4>\u603b\u7ed3<\/h4>\n<p>\u89e3\u91ca\u5668\u3001\u6807\u51c6\u5e93\u3001\u672c\u5730\u6a21\u5757\u7b49\u5404\u79cd\u7ec4\u4ef6\/\u5de5\u5177\u5171\u540c\u652f\u6491\u4e86 JavaScript \u4ee3\u7801\u7684\u8fd0\u884c\uff0c\u5b83\u4eec\u7edf\u79f0\u4e3a JavaScript \u8fd0\u884c\u65f6\u3002<\/p>\n<p>\u5728 Node.js \u4e4b\u524d\uff0cJavaScript \u8fd0\u884c\u65f6\u88ab\u7ed1\u5b9a\u5728\u6d4f\u89c8\u5668\u4e2d\uff0c\u4f5c\u4e3a\u6d4f\u89c8\u5668\u7684\u5404\u79cd\u6a21\u5757\u51fa\u73b0\u3002\u8fd9\u610f\u5473\u7740\uff0c\u8981\u60f3\u8fd0\u884c JavaScript \u4ee3\u7801\u5c31\u5fc5\u987b\u542f\u52a8\u6d4f\u89c8\u5668\uff0cJavaScript \u9003\u4e0d\u51fa\u6d4f\u89c8\u5668\u7684\u624b\u638c\u5fc3\uff0c\u5b83\u7684\u529f\u80fd\u53d7\u5230\u5f88\u5927\u7684\u9650\u5236\uff0c\u53ea\u80fd\u4f5c\u4e3a\u7f51\u9875\u811a\u672c\u4f7f\u7528\u3002<\/p>\n<h2>Node.js \u7684\u8bde\u751f<\/h2>\n<p>JavaScript \u7684\u4e00\u751f\u4f34\u968f\u7740\u6d4f\u89c8\u5668\u5927\u6218\u3002JavaScript\u00a0\u7531 Netscape\uff08\u7f51\u666f\uff09\u6d4f\u89c8\u5668\u53d1\u5e03\uff0c\u4f46\u662f Netscape \u5728\u548c IE \u7684\u7ade\u4e89\u4e2d\u843d\u8d25\uff0c\u65e9\u5df2\u4e0d\u590d\u5b58\u5728\uff1b\u540e\u6765\u8c37\u6b4c\u516c\u53f8\u7684 Chrome \u6d4f\u89c8\u5668\u5f02\u519b\u7a81\u8d77\uff0c\u51ed\u501f\u5f3a\u608d\u7684\u6027\u80fd\u628a IE \u6309\u5728\u5730\u4e0a\u6469\u64e6\u3002<\/p>\n<p>\u8c37\u6b4c\u516c\u53f8\u5728 Chrome \u6d4f\u89c8\u5668\u4e2d\u96c6\u6210\u4e86\u4e00\u79cd\u540d\u4e3a\u201cV8\u201d\u7684 JavaScript \u5f15\u64ce\uff08\u4e5f\u5373 JavaScript \u89e3\u91ca\u5668\uff09\uff0c\u5b83\u80fd\u591f\u975e\u5e38\u5feb\u901f\u5730\u89e3\u6790\u548c\u6267\u884c JavaScript \u4ee3\u7801\u3002<\/p>\n<p>V8 \u5f15\u64ce\u4f7f\u7528 C++ \u8bed\u8a00\u7f16\u5199\uff0c\u53ef\u4ee5\u72ec\u7acb\u8fd0\u884c\uff0c\u4e5f\u53ef\u4ee5\u5d4c\u5165\u5230\u4efb\u4f55\u5176\u5b83 C++ \u7a0b\u5e8f\u4e2d\u3002\u8c37\u6b4c\u516c\u53f8\u5c06 V8 \u5f15\u64ce\u751a\u81f3\u6574\u4e2a Chrome \u6d4f\u89c8\u5668\u90fd\u5f00\u6e90\u4e86\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u514d\u8d39\u5730\u5c06 V8 \u5e94\u7528\u5230\u81ea\u5df1\u7684\u9879\u76ee\u4e2d\u3002<\/p>\n<p>V8 \u5f15\u64ce\u7684\u5f3a\u5927\uff0c\u4ee5\u53ca\u5f53\u5e74 JavaScript \u7684\u706b\u7206\uff0c\u4f7f\u5f97\u4e00\u540d\u53eb\u00a0Ryan Dahl \u7684\u7a0b\u5e8f\u5458\u52a8\u8d77\u4e86\u201c\u6b6a\u5fc3\u601d\u201d\uff0c\u4ed6\u5e0c\u671b\u5728\u6d4f\u89c8\u5668\u4e4b\u5916\u518d\u4e3a JavaScript \u6784\u5efa\u4e00\u4e2a\u8fd0\u884c\u65f6\uff0c\u8ba9 JavaScript \u80fd\u591f\u76f4\u63a5\u5728\u8ba1\u7b97\u673a\u4e0a\u8fd0\u884c\uff0c\u8fd9\u6837 JavaScript \u5c31\u80fd\u50cf Python\u3001Ruby\u3001PHP \u7b49\u5176\u5b83\u811a\u672c\u8bed\u8a00\u4e00\u6837\u5927\u5c55\u5b8f\u56fe\uff0c\u4e0d\u5fc5\u518d\u53d7\u9650\u4e8e\u6d4f\u89c8\u5668\uff0c\u53ea\u80fd\u505a\u4e00\u4e9b\u5c0f\u4e8b\u60c5\u3002<\/p>\n<p>Ryan Dahl \u548c\u4ed6\u7684\u56e2\u961f\u771f\u7684\u505a\u5230\u4e86\uff0c\u5e76\u4e14\u505a\u5f97\u5f88\u597d\uff0c\u4ed6\u4eec\u5c06\u8fd9\u5957\u72ec\u7acb\u7684 JavaScript \u8fd0\u884c\u65f6\u547d\u540d\u4e3a Node.js\uff1b\u4e3a\u4e86\u907f\u514d\u88ab\u8bef\u8ba4\u4e3a\u662f JavaScript \u6846\u67b6\uff0c\u73b0\u5728\u4e5f\u7ecf\u5e38\u7b80\u79f0\u4e3a Node\u3002<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/c.biancheng.net\/uploads\/allimg\/210922\/154GJJ4-1.png\" alt=\"V8 \u5f15\u64ce\u56fe\u6807\" \/><br \/>\n\u56fe2\uff1aV8 \u5f15\u64ce\u56fe\u6807<\/div>\n<p class=\"tip-box\">V8 \u5f15\u64ce\u5b98\u7f51\uff1a<a href=\"https:\/\/v8.dev\/\" target=\"_blank\" rel=\"noopener\">https:\/\/v8.dev\/<\/a><\/p>\n<h2>Node.js \u7684\u7ec4\u6210<\/h2>\n<p>Node.js \u8fd0\u884c\u65f6\u4e3b\u8981\u7531 V8 \u5f15\u64ce\u3001\u6807\u51c6\u5e93\u548c\u672c\u5730\u6a21\u5757\u7ec4\u6210\uff0c\u5c24\u5176\u662f\u672c\u5730\u6a21\u5757\u7684\u591a\u5c11\uff0c\u4ece\u5e95\u5c42\u51b3\u5b9a\u4e86 Node.js \u529f\u80fd\u7684\u5f3a\u5f31\u3002<\/p>\n<h4>1) V8 \u5f15\u64ce<\/h4>\n<p>V8 \u5f15\u64ce\u5c31\u662f JavaScript \u89e3\u91ca\u5668\uff0c\u5b83\u8d1f\u8d23\u89e3\u6790\u548c\u6267\u884c JavaScript \u4ee3\u7801\u3002<\/p>\n<p>V8 \u5f15\u64ce\u501f\u9274\u4e86 Java \u865a\u62df\u673a\u548c C++ \u7f16\u8bd1\u5668\u7684\u4f17\u591a\u6280\u672f\uff0c\u5b83\u5c06 JavaScript \u4ee3\u7801\u76f4\u63a5\u7f16\u8bd1\u6210\u539f\u751f\u673a\u5668\u7801\uff0c\u5e76\u4e14\u4f7f\u7528\u4e86\u7f13\u5b58\u673a\u5236\u6765\u63d0\u9ad8\u6027\u80fd\uff0c\u8fd9\u4f7f\u5f97 JavaScript \u7684\u8fd0\u884c\u901f\u5ea6\u53ef\u4ee5\u5ab2\u7f8e\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u3002<\/p>\n<h4>2) \u672c\u5730\u6a21\u5757<\/h4>\n<p>Node.js \u96c6\u6210\u4e86\u4f17\u591a\u9ad8\u6027\u80fd\u7684\u5f00\u6e90\u5e93\uff0c\u5b83\u4eec\u4f7f\u7528 C\/C++ \u8bed\u8a00\u5b9e\u73b0\uff0c\u6bd4\u5982\uff1a<\/p>\n<table>\n<tbody>\n<tr>\n<th>\u6a21\u5757<\/th>\n<th>\u8bf4\u660e<\/th>\n<\/tr>\n<tr>\n<td>libuv<\/td>\n<td>\u4e00\u4e2a\u8de8\u5e73\u53f0\u7684\u3001\u57fa\u4e8e\u4e8b\u4ef6\u9a71\u52a8\u7684\u5f02\u6b65 I\/O \u5e93\u3002\u4f46\u662f libuv \u4e0d\u4ec5\u9650\u4e8e\u00a0I\/O\uff0c\u5b83\u8fd8\u63d0\u4f9b\u4e86\u8fdb\u7a0b\u7ba1\u7406\u3001\u7ebf\u7a0b\u6c60\u3001\u4fe1\u53f7\u5904\u7406\u3001\u5b9a\u65f6\u5668\u7b49\u5176\u5b83\u529f\u80fd\u3002<\/p>\n<p>Linux \u4e2d\u4e00\u5207\u7686\u6587\u4ef6\uff0c\u8fd9\u91cc\u7684 I\/O \u4e0d\u4ec5\u4ec5\u5305\u62ec\u6587\u4ef6\u8bfb\u5199\uff0c\u8fd8\u5305\u62ec\u6570\u636e\u5e93\u8bfb\u5199\u3001\u7f51\u7edc\u901a\u4fe1\uff08socket\uff09\u7b49\u3002<\/td>\n<\/tr>\n<tr>\n<td>nmp<\/td>\n<td>Node.js \u5305\u7ba1\u7406\u5668\uff0c\u53ef\u4ee5\u4e0b\u8f7d\u5305\u3001\u5b89\u88c5\u5305\u3001\u5378\u8f7d\u5305\u3001\u66f4\u65b0\u5305\u3001\u4e0a\u4f20\u5305\u7b49\u3002<\/td>\n<\/tr>\n<tr>\n<td>http_parser<\/td>\n<td>\u4e00\u6b3e\u7531C\u8bed\u8a00\u7f16\u5199\u7684\u8f7b\u91cf\u7ea7 HTTP \u89e3\u6790\u5668\uff0c\u7528\u4ee5\u652f\u6301 Web \u5e94\u7528\u5f00\u53d1\u3002<\/td>\n<\/tr>\n<tr>\n<td>zlib<\/td>\n<td>\u5de5\u4e1a\u7ea7\u7684\u6570\u636e\u538b\u7f29\/\u89e3\u538b\u6a21\u5757\uff0cNodejs \u501f\u52a9 zlib \u6765\u521b\u5efa\u540c\u6b65\u3001\u5f02\u6b65\u6216\u8005\u6d41\u5f0f\u7684\u538b\u7f29\/\u89e3\u538b\u63a5\u53e3\u3002<\/td>\n<\/tr>\n<tr>\n<td>OpenSSL<\/td>\n<td>\u8be5\u6a21\u5757\u63d0\u4f9b\u4e86\u7ecf\u8fc7\u4e25\u5bc6\u6d4b\u8bd5\u7684\u8bb8\u591a\u52a0\u5bc6\/\u89e3\u5bc6\u529f\u80fd\uff0c\u73b0\u4ee3 Web \u4f9d\u8d56\u8fd9\u4e9b\u529f\u80fd\u6765\u5b9e\u73b0\u5b89\u5168\u6027\uff0c\u6bd4\u5982 SSL \u534f\u8bae\u548c https \u534f\u8bae\u3002<\/td>\n<\/tr>\n<tr>\n<td>c-ares<\/td>\n<td>\u5f02\u6b65 DNS \u67e5\u8be2\u548c\u89e3\u6790\u5e93\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Node.js \u76f4\u63a5\u5728\u8ba1\u7b97\u673a\u4e0a\u8fd0\u884c JavaScript \u4ee3\u7801\uff0c\u5e76\u4e14\u8981\u8d4b\u4e88 JavaScript \u5f3a\u5927\u7684\u80fd\u529b\uff0c\u6240\u4ee5\u5b83\u7684\u672c\u5730\u6a21\u5757\u548c\u6d4f\u89c8\u5668\u4e2d\u7684\u8fd0\u884c\u65f6\u6709\u5f88\u591a\u5927\u533a\u522b\uff0c\u751a\u81f3\u8bf4\u51e0\u4e4e\u6ca1\u6709\u4ec0\u4e48\u5173\u8054\u3002Node.js \u51e0\u4e4e\u5b8c\u5168\u629b\u5f03\u4e86\u6d4f\u89c8\u5668\uff0c\u81ea\u5df1\u4ece\u5934\u6784\u5efa\u4e86\u4e00\u5957\u5168\u65b0\u7684 JavaScript \u8fd0\u884c\u65f6\u3002<\/p>\n<h4>3) \u6807\u51c6\u5e93<\/h4>\n<p>\u672c\u5730\u6a21\u5757\u4f7f\u7528 C\/C++ \u7f16\u5199\uff0c\u800c Node.js \u9762\u5411 JavaScript \u5f00\u53d1\u4eba\u5458\uff0c\u6240\u4ee5\u5fc5\u987b\u8981\u5c01\u88c5\u672c\u5730\u6a21\u5757\u7684 C\/C++ \u63a5\u53e3\uff0c\u63d0\u4f9b\u4e00\u5957\u4f18\u96c5\u7684 JavaScript \u63a5\u53e3\u7ed9\u5f00\u53d1\u4eba\u5458\uff0c\u5e76\u4e14\u8981\u4fdd\u6301\u63a5\u53e3\u5728\u4e0d\u540c\u5e73\u53f0\uff08\u64cd\u4f5c\u7cfb\u7edf\uff09\u4e0a\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p>\u8fd9\u5957 JavaScript \u63a5\u53e3\uff0c\u5c31\u662f Node.js \u6807\u51c6\u5e93\u3002\u6807\u51c6\u5e93\u662f\u5426\u4f18\u96c5\u548c\u5f3a\u5927\uff0c\u51b3\u5b9a\u4e86 Node.js \u7684\u6613\u7528\u6027\uff0c\u76f4\u63a5\u5f71\u54cd Node.js \u7684\u5e02\u573a\u8868\u73b0\u3002<\/p>\n<h4>\u603b\u7ed3<\/h4>\n<p>V8 \u5f15\u64ce\u548c\u4f17\u591a\u672c\u5730\u6a21\u5757\u90fd\u662f\u73b0\u6210\u7684\uff0c\u522b\u4eba\u5df2\u7ecf\u9020\u597d\u4e86\u8f6e\u5b50\uff0cNode.js \u7684\u4e3b\u8981\u5de5\u4f5c\u5c31\u662f\u9009\u62e9\u5408\u9002\u7684\u6a21\u5757\uff0c\u5c06\u5b83\u4eec\u96c6\u6210\u5728\u4e00\u8d77\uff0c\u5e76\u7f16\u5199\u597d JavaScript \u63a5\u53e3\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u5e76\u4e0d\u662f\u6240\u6709\u7684\u672c\u5730\u6a21\u5757\u90fd\u80fd\u627e\u5230\u5408\u9002\u7684\uff0cNode.js \u4e5f\u81ea\u5df1\u7f16\u5199\u4e86\u51e0\u4e2a\u6a21\u5757\uff0c\u5178\u578b\u7684\u4ee3\u8868\u5c31\u662f Libuv\u3002Libuv \u662f Node.js \u6700\u6838\u5fc3\u6700\u57fa\u7840\u7684\u6a21\u5757\uff0cNode.js \u5b8c\u5168\u57fa\u4e8e Libuv \u800c\u6784\u5efa\u3002<\/p>\n<p>\u4f60\u53ef\u80fd\u542c\u8bf4\u8fc7 Node.js \u91c7\u7528\u4e86\u57fa\u4e8e\u4e8b\u4ef6\u7684\u3001\u5355\u7ebf\u7a0b\u7684\u5f02\u6b65 I\/O \u67b6\u6784\uff0c\u8fd9\u662f Node.js \u6700\u5927\u7684\u7279\u70b9\uff0c\u4e5f\u662f\u5b83\u548c\u5176\u5b83\u811a\u672c\u8bed\u8a00\u6700\u5927\u7684\u533a\u522b\uff0cNode.js \u7684\u8fd9\u79cd\u80fd\u529b\u5c31\u662f\u4f9d\u8d56 Libuv \u5b9e\u73b0\u7684\u3002<\/p>\n<p class=\"tip-box\">Libuv \u5982\u6b64\u5f3a\u5927\uff0c\u5b98\u65b9\u51b3\u5b9a\u5c06\u5b83\u4ece Node.js \u4e2d\u5265\u79bb\u51fa\u6765\uff0c\u4f5c\u4e3a\u4e00\u4e2a\u5355\u72ec\u7684\u7f51\u7edc\u5e93\u53d1\u5e03\uff0c\u5e76\u4e14\u5f00\u6e90\u514d\u8d39\u3002\u73b0\u5728\u7684 Libuv \u5df2\u7ecf\u53d8\u5f97\u975e\u5e38\u6d41\u884c\uff0c\u548c\u4f20\u7edf\u7684\u00a0Libevent \u548c libev \u5e93\u5e76\u79f0\u4e3a\u201cC\/C++ \u4e09\u5927\u7f51\u7edc\u5e93\u201d\u3002<\/p>\n<p>Node.js \u4e4b\u6240\u4ee5\u5927\u540d\u9f0e\u9f0e\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u5b83\u91c7\u7528\u4e86 V8 \u5f15\u64ce\u548c Libuv \u5e93\uff1aV8 \u5f15\u64ce\u4fdd\u8bc1\u4e86 Node.js \u8fd0\u884c\u9ad8\u6548\uff0cLibuv \u5e93\u63d0\u4f9b\u4e86\u57fa\u4e8e\u4e8b\u4ef6\u5faa\u73af\u7684\u5f02\u6b65 I\/O \u80fd\u529b\u3002<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/c.biancheng.net\/uploads\/allimg\/210922\/154GH330-2.png\" alt=\"libuv\u56fe\u6807\" \/><br \/>\n\u56fe3\uff1aLibuv \u56fe\u6807<\/div>\n<p class=\"tip-box\">Libuv \u5b98\u7f51\uff1a<a href=\"http:\/\/libuv.org\/\" target=\"_blank\" rel=\"noopener\">http:\/\/libuv.org\/<\/a><\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>Node.js \u662f\u4e00\u4e2a JavaScript \u8fd0\u884c\u65f6\uff0c\u5b83\u8ba9 JavaScript \u8131\u79bb\u4e86\u6d4f\u89c8\u5668\u73af\u5883\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728\u8ba1\u7b97\u673a\u4e0a\u8fd0\u884c\uff0c\u6781\u5927\u5730\u62d3\u5c55\u4e86 JavaScript \u7528\u9014\u3002\u6211\u4eec\u5e94\u8be5\u5c06 JavaScript \u548c Python\u3001Java\u3001Ruby \u7b49\u5176\u5b83\u7f16\u7a0b\u8bed\u8a00\u540c\u7b49\u5bf9\u5f85\uff0c\u4e0d\u80fd\u518d\u5c06\u5b83\u89c6\u4e3a\u4e00\u79cd\u201c\u5c0f\u73a9\u610f\u201d\u3002<\/p>\n<p>\u6700\u540e\u6211\u4eec\u6765\u6c47\u603b\u4e00\u4e0b JavaScript \u548c Node.js \u7684\u5386\u53f2\uff1a<\/p>\n<ul>\n<li>Netscape \u6d4f\u89c8\u5668\u884d\u751f\u51fa\u4e86 JavaScript \u811a\u672c\uff0c\u8d4b\u4e88\u7f51\u9875\u7f16\u7a0b\u80fd\u529b\uff1b<\/li>\n<li>Chrome \u6d4f\u89c8\u5668\u884d\u751f\u4e86 V8 \u5f15\u64ce\uff0c\u63d0\u9ad8\u4e86 JavaScript \u6027\u80fd\uff1b<\/li>\n<li>V8 \u5f15\u64ce\u6784\u5efa\u4e86 Node.js\uff0c\u62d3\u5c55\u4e86 JavaScript \u7684\u7f16\u7a0b\u80fd\u529b\uff1b<\/li>\n<li>Node.js \u884d\u751f\u4e86 Libuv \u5e93\uff0c\u7ed9\u7f51\u7edc\u5f00\u53d1\u589e\u52a0\u4e86\u4e00\u6b3e\u4f18\u79c0\u7684\u5de5\u5177\u3002<\/li>\n<\/ul>\n<\/div>\n<div id=\"arc-append\">\n<p>\u5173\u6ce8\u5fae\u4fe1\u516c\u4f17\u53f7\u300c\u7ad9\u957f\u4e25\u957f\u751f\u300d\uff0c\u5728\u624b\u673a\u4e0a\u9605\u8bfb\u6240\u6709\u6559\u7a0b\uff0c\u968f\u65f6\u968f\u5730\u90fd\u80fd\u5b66\u4e60\u3002\u672c\u516c\u4f17\u53f7\u7531<a class=\"col-link\" href=\"http:\/\/c.biancheng.net\/view\/8092.html\" target=\"_blank\" rel=\"nofollow noopener\">C\u8bed\u8a00\u4e2d\u6587\u7f51\u7ad9\u957f<\/a>\u8fd0\u8425\uff0c\u6bcf\u65e5\u66f4\u65b0\uff0c\u575a\u6301\u539f\u521b\uff0c\u6562\u8bf4\u771f\u8bdd\uff0c\u51e1\u4e8b\u6709\u6001\u5ea6\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 &nbsp; &lt;\u00a0Jav<\/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":[24],"tags":[121],"class_list":["post-5832","post","type-post","status-publish","format-standard","hentry","category-value_docs","tag-05-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5832","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=5832"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5832\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=5832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=5832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=5832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}