前端封装成json数据和json数组的方法
json数据作为和后台交互的良好交互方式,这里介绍下前端怎么封装成json数据给到后台。
示例代码:
(1)封装成json数据
function demo(){
var con = {};
con["id"] = 0;
con["name"] = '张三';
con["job"] = '学生';
var json = JSON.stringify(con);
alert("封装成json数据为:"+json);
}最终结果为:{"id":0,"name":"张三","job":"学生"}
(2)封装成json数组
function arr(){
//定义一个数组
var cons = new Array(3);
for(var i = 0;i<3;i++){
var con = {};
con["id"] = 0;
con["name"] = '张三';
con["job"] = '学生';
cons[i] = con;
}
var json = JSON.stringify(cons);
alert("json数组为:"+json);
}最终结果为:[{"id":0,"name":"张三","job":"学生"},{"id":0,"name":"张三","job":"学生"},{"id":0,"name":"张三","job":"学生"}]
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