Parse JSON data | jQuery Tips and Tricks
http://jquerytipsntricks.wordpress.com/2013/07/06/parse-json-data-using-jquery-getjson/
by Alex Azuero
JavaScript
var json = {
"0": {
"ad": "123",
"type": "xxx",
"title": "title1"
},
"a": {
"ad": "123",
"type": "abc",
"title": "title1"
}
}
var type1 = json['0'].type;
var type2 = json['a'].type;
alert(type1); // Type : xxx
alert('Type : ', type2); // Type : abc