jquery ajax同步异步

var data;

$.ajaxSettings.async = false;

var t=$.getJSON("./data.json",function(result){

data=result;

});

console.log(data);


jQuery.ajax({

            type: "post",

            async: false,

            url: "Default.aspx/getJsonByFrame",

            data: "{'type':'suoyou'}",

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

            dataType: "json",

            cache: false,

            success: function (asd) {

                //返回的数据用data.d获取内容

                jsonStr = window["eval"]("(" + asd.d + ")");

            },

            error: function (err) {

                alert(err);

            }

        });

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