1 2<!doctype html> 3<html lang="en"> 4 <head> 5 <meta charset="utf-8"> 6 <link type="image/x-icon" rel="icon" href="favicon.ico"> 7 <link type="image/x-icon" rel="shortcut icon" href="favicon.ico"> 8 <link rel="stylesheet" href="/pipe.css"> 9 <link rel="stylesheet" href="/sh_vim-dark.css"> 10 <script type="text/javascript" src="//use.typekit.net/mse5tqx.js"></script> 11 <script type="text/javascript">try{Typekit.load();}catch(e){}</script> 12 <link rel="alternate" 13 type="application/rss+xml" 14 title="node blog" 15 href="http://feeds.feedburner.com/nodejs/123123123"> 16 <title>node.js</title> 17 </head> 18 <body id="front"> 19 <div id="nav"> 20 <img id="logo" src="/images/logo.svg" alt="node.js"> 21 <ul> 22 <li class="active"><a href="/">Home</a></li> 23 <li><a href="/download"/>Downloads</a></li> 24 <li><a href="/documentation/">Docs</a></li> 25 <li><a href="/community/">Community</a></li> 26 <li><a href="/about/">About</a></li> 27 <li><a href="http://jobs.nodejs.org">Jobs</a></li> 28 <li><a href="http://blog.nodejs.org">Blog</a></li> 29 </ul> 30 </div> 31 <div id="intro"> 32 33 <p>Node.js is a platform built on <a 34 href="http://code.google.com/p/v8/">Chrome's JavaScript runtime</a> 35 for easily building fast, scalable network applications. Node.js 36 uses an event-driven, non-blocking I/O model that makes it 37 lightweight and efficient, perfect for data-intensive real-time 38 applications that run across distributed devices.</p> 39 40 <p class="version">Current Version: v0.10.30</p> 41 42 <div class=buttons> 43 <a href="http://nodejs.org/dist/v0.10.30/node-v0.10.30.tar.gz" class="button downloadbutton" id="downloadbutton">INSTALL</a> 44 45 <a href="download/" class=button id="all-dl-options">Downloads</a 46 ><a href="api/" class="button" id="docsbutton">API Docs</a> 47 </div> 48 </div> 49 50 <div id="promo"> 51 <a href="http://www.joyent.com/noderoad"><img src="images/roadshow-promo.png"></a> 52 </div> 53 54 <div id="content-wrap"> 55 <div id="content" class="clearfix"> 56 <div id="column1"> 57 <h2>An example: Webserver</h2> 58 <p>This simple web server written in Node responds with "Hello World" for every request.</p> 59 <pre> 60var http = require('http'); 61http.createServer(function (req, res) { 62 res.writeHead(200, {'Content-Type': 'text/plain'}); 63 res.end('Hello World\n'); 64}).listen(1337, '127.0.0.1'); 65console.log('Server running at http://127.0.0.1:1337/');</pre> 66 67 <p>To run the server, put the code into a file 68 <code>example.js</code> and execute it with the 69 <code>node</code> program from the command line:</p> 70 <pre class="sh_none"> 71% node example.js 72Server running at http://127.0.0.1:1337/</pre> 73 74 <p>Here is an example of a simple TCP server which listens on port 1337 and echoes whatever you send it:</p> 75 76 <pre> 77var net = require('net'); 78 79var server = net.createServer(function (socket) { 80 socket.write('Echo server\r\n'); 81 socket.pipe(socket); 82}); 83 84server.listen(1337, '127.0.0.1');</pre> 85 86 </div> 87 <div id="column2" class="featured"> 88 <h2>Featured</h2> 89 <a href="/video/"><img src="/images/walmart-thumb.jpg" width="263"></a> 90 <h3>Node.js at Walmart</h3> 91 <p><a href="http://twitter.com/eranhammer">Eran Hammer</a>, Principal Architect at Walmart, talks about how they use Node.js as a way to reinvent legacy APIs to create modern front end experiences.</p> 92 </div> 93 </div> 94 </div> 95 96 <div id="footer"> 97 <div class="foot-1"> 98 <a href="http://www.joyent.com"><h5>The Node.js Project is Sponsored by</h5> 99 <img src="/images/joyent-footer.svg" width="200"> 100 <p class="tag">Production Node +<br>High Performance Infrastructure</p></a> 101 <a href="https://my.joyent.com/landing/signup/701800000015696" class="button getstarted">Get Started</a> 102 </div> 103 <div class="foot-2"> 104 <div class="foot-nav"> 105 <ul> 106 <li><a href="http://nodejs.org/download/">Downloads</a></li> 107 </ul> 108 <ul> 109 <li><a href="http://nodejs.org/documentation/">Documentation</a></li> 110 <li><a href="http://nodejs.org/documentation/api/">API Docs</a></li> 111 <li><a href="http://nodejs.org/documentation/tutorials/">Tutorials</a></li> 112 <li><a href="http://nodejs.org/documentation/localization/">Localization</a></li> 113 </ul> 114 <ul> 115 <li><a href="http://nodejs.org/community/">Community</a></li> 116 <li><a href="https://github.com/joyent/node/issues">Github Issues</a></li> 117 <li><a href="http://groups.google.com/group/nodejs">Mailing List</a></li> 118 <li><a href="http://webchat.freenode.net/?channels=node.js">IRC</a></li> 119 <li><a href="https://twitter.com/nodejs">Twitter</a></li> 120 </ul> 121 <ul> 122 <li><a href="http://nodejs.org/about/">About</a></li> 123 <li><a href="http://nodejs.org/about/organization/">Organization</a></li> 124 <li><a href="http://nodejs.org/about/core-team/">Core Team</a></li> 125 <li><a href="http://nodejs.org/about/resources/">Resources</a></li> 126 </ul> 127 <ul> 128 <li><a href="http://blog.nodejs.org">Blog</a></li> 129 </ul> 130 </div> 131 <p class="copyright">Copyright 2014 <a href="http://joyent.com/">Joyent, Inc</a>, Node.js is a <a href="/images/trademark-policy.pdf">trademark</a> of Joyent, Inc. <a href="https://raw.github.com/joyent/node/v0.10.30/LICENSE">View license</a>.</p> 132 </div> 133 </div> 134 135 <script src="sh_main.js"></script> 136 <script src="sh_javascript.min.js"></script> 137 <script>highlight(undefined, undefined, 'pre');</script> 138 139 <script> 140 window._gaq = [['_setAccount', 'UA-10874194-2'], ['_trackPageview']]; 141 (function(d, t) { 142 var g = d.createElement(t), 143 s = d.getElementsByTagName(t)[0]; 144 g.src = '//www.google-analytics.com/ga.js'; 145 s.parentNode.insertBefore(g, s); 146 }(document, 'script')); 147 ;(function(d,n) { 148 var os = n.platform.match(/(Win|Mac|Linux)/); 149 var x = n.userAgent.match(/x86_64|Win64|WOW64/) || 150 n.cpuClass === 'x64' ? 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