<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>

<meta charset="UTF-8">

<script type="text/javascript" src="jquery-1.3.1.js"></script>

<meta http-equiv ="refresh" content ="60"> #定时刷新页面

body{-webkit-user-select:none;} #CSS控制页面文字不能复制

function ajaxGet(){

    $.ajax({

        type:"GET",

        url:"test.php?key=123",

        success:function(data){

            alert(data);

        }

    });

}

function ajaxPost(){

    $.ajax({

        type:"POST",

        url:"test.php",

        data:'{"id":1,"name":"abc"}',

        contentType:"application/json;charset=utf-8",

        success:function(data){

            alert(data);

        }

    })

}

创建json对象语法如下：

var json = {};

json.name = "name";

json.cars = [];

json.obj = {};

转换为字符串:

json_str = JSON.stringify(json);