PHP based on jquery Ajax Technology pass JSON data simple instance _php skill

This article illustrates the simple implementation of the JSON data by PHP based on jquery Ajax technology. Share to everyone for your reference, specific as follows:

HTML page:

PHP Page:

<?php
Header ("Content-type:text/html;charset=utf-8");
    $username = $_post[' username '];
    $age = $_post[' age '];
    $job = $_post[' job '];
    $json _arr = Array ("username" => $username, "age" => $age, "job" => $job);
    $json _obj = Json_encode ($json _arr);
    echo $json _obj;
? >

Use POST method

<script type= "Text/javascript" >
 $ (function () {
 $ ("#send"). Click (function () {
   var cont = { username:$ ("input") [0].value,age:$ ("Input") [1].value,job:$ ("Input") [2].value};
   var url = ' ab.php ';
   $.post (url,cont,function (data) {
    var res = eval ("(+ Data +)");/Convert to Object
   var str = res.username + res.age + Res.job;
  $ ("#result"). html (str);
  });
 }
); </script>

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I hope this article will help you with the PHP program design.