Instructions for the http.response.write method in node.js

method description:

Sends the response content to the requested client.

Before response.end (), response.write () can be executed multiple times.

syntax:

response.write(chunk, [encoding])

parameter:

chunk        

                      is an buffer or string, Represents the sent content

encoding                           if chunk is a string, you need to specify encoding to indicate how it is encoded. The default is utf-8

Example:

var http = require('http');

http.createServer(function(req, res){

 res.writeHead(200, {'Content-type' : 'text/html'});

 res.write('<h1>Node.js</h1>');

 res.end('<p>Hello World</p>');

}).listen(3000);