Learn node. js

Learn Node.jsnode:

1. From the browser run JS, run on the server
2. Chrome-based V8 engine that uses V8 virtual machines to parse and execute JS code

To create a simple server:

1. To create a server.js file

   $ Touch Server.js

2. Loading module HTTP using the Require function
3. Call the Http.createserver () function to create the server
4. Call the Listen method to specify the listening port
5. Open the current page on the command line and execute node server.js

   $ node Server.js

6. Page Open 127.0.0.1: Port, open the page you created

   Http.createserver (function (req,rep) {    rep.writehead (200,{' content-type ': ' Text/plain '});    Rep.write (' Hello World ');    Response.End ();}). Listen ();

The server processes the request:

• Request--------------Requested object (includes: Request query string, parameters, contents, HTTP header, etc.)
• Request.url----------Request Address
• Request.method----Request Action
• Response------------Response Object
• Response.Write ()----response content
• Response.End ()-----End response

Learn node. js