[英]How to retrieve JSON values to Javascript
我正在嘗試檢索下面給出的JSON數據,但無法。
由於我使用的是Javascript Ajax成功功能,因此當我嘗試使用代碼進行提醒時,
$.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"}]}
}
});
我正在檢索以下JSON數據。
{"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"}]}
但是當我嘗試使用以下方法獲取mainIsActive的值時:
alert(data.object1.mainIsActive);
我在控制台中收到錯誤:
“無法讀取Object.success上未定義的屬性'mainIsActive'(:143:30)”
你能幫忙嗎? 我還附加了JSON圖片,以便您可以更好地了解其結構。
使用語法解析后,JSON數據將在對象結構中可用
JSON.parse(StringYouWantToParse)
此代碼似乎正常工作:
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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