Home Web Front-end JS Tutorial Detailed explanation of relevant knowledge of post formula in Nodejs

Detailed explanation of relevant knowledge of post formula in Nodejs

May 03, 2017 am 10:02 AM
nodejs post

This article mainly introduces the relevant knowledge of Nodejs--post formula, which has a good reference value. Let’s follow the editor and take a look at the formula of

HTML page content

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<form action="http://127.0.0.1/dopost" method="post">
  <input type="text" name="name"><br><br>
  <input type="text" name="age"><br><br>
  性别:<br>
  <input type="radio" name="sex" value="男">男
  <input type="radio" name="sex" value="女">女<br><br>
  爱好:<br>
  <input type="checkbox" name="like" value="睡觉">睡觉
  <input type="checkbox" name="like" value="画画">画画
  <input type="checkbox" name="like" value="游戏">游戏<br><br>
  <input type="submit">
</form>
</body>
</html>
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NODEJS, as follows:

var http = require(&#39;http&#39;);
var querystring = require(&#39;querystring&#39;);
var server = http.createServer(function (req,res) {
  //如果你的访问地址是这个,并且请求类型是post
  if(req.url == &#39;/dopost&#39; && req.method.toLowerCase() == &#39;post&#39;){
    var allData = &#39;&#39;;
    //下面是post请求接收的一个公式
    //node为了追求极致,它是一个小段一个小段接收的。
    //接受了一小段,可能就给别人去服务了。防止一个过大的表单阻塞了整个进程
    req.addListener(&#39;data&#39;,function (chunk) {
      allData += chunk;
      console.log(&#39;数据:&#39;+allData);
    });
    //全部传输完毕
    req.addListener(&#39;end&#39;,function () {
      var oData = allData.toString();
      var iDa = querystring.parse(oData);
      res.end(&#39;success&#39;);
      console.log(iDa);
      console.log(iDa.like);
      console.log(iDa.name);
      console.log(iDa.sex);
    });
  }
})
server.listen(80,&#39;127.0.0.1&#39;);
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