var json= { "Type": "Coding", "Height":100 }; for (var key in json) { alert(key); //Type, Height
alert(json[key]); //Coding, 100 } $.each(json, function(i) { alert(json[i]); //Coding, 100 alert(i); //Type, Height });
注意:当json是js对象时,直接遍历的出的key和value的值,但是当json为数组时遍历出的是1,2,3,4……和object
转自:https://blog.csdn.net/w405722907/article/details/72828041