``` $(document).ready(function () { # 自己编写的json格式数据 var schoolList={ "pageCount": "2", "pageIndex": "1", "sign": "1", "uniPayId": "9dc1308bab2b4b49987a0c12dd7339f5" } $.ajax({ type:"POST", url:"/schoolroll/insert", contentType: "application/json", //必须这样写 dataType:"json", data:JSON.stringify(schoolList),//schoolList是你要提交是json字符串 success:function (data) { } }) }) ```