[英]How to retrieve JSON values to Javascript
我正在尝试检索下面给出的JSON数据,但无法。
由于我使用的是Javascript Ajax成功功能,因此当我尝试使用代码进行提醒时,
$.ajax({
type:'GET',
url:myURL,
success : function(data) {
alert(data);
//{"object1":{"mainIsActive":"A","mainBuildingGL":"01493","mainIsUnderCons":"B"},"object2":[[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],{"newBuildingGL":"15450"}]}
}
});
我正在检索以下JSON数据。
{"object1":{"mainIsActive":"A","mainBuildingGL":"01493","mainIsUnderCons":"B"},"object2":[[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],{"newBuildingGL":"15450"}]}
但是当我尝试使用以下方法获取mainIsActive的值时:
alert(data.object1.mainIsActive);
我在控制台中收到错误:
“无法读取Object.success上未定义的属性'mainIsActive'(:143:30)”
你能帮忙吗? 我还附加了JSON图片,以便您可以更好地了解其结构。
使用语法解析后,JSON数据将在对象结构中可用
JSON.parse(StringYouWantToParse)
此代码似乎正常工作:
var x = '{"object1":{"mainIsActive":"A","mainBuildingGL":"01493","mainIsUnderCons":"B"},"object2":[[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],[{"statLabel":"Cafeteria","statCount":"1"},{"statLabel":"Restaurant","statCount":"2"}],{"newBuildingGL":"15450"}]}';
var data = JSON.parse(x);
alert(data.object1.mainIsActive);
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