在Jquery中給一個對象動態追加key,value

var data = {};
data['key1'] = "第一種";
var variable = 'key2';
data[variable] = "第二種";
data.key3 = "第三種";
console.log(data);  //{key1: "第一種",key2: "第二種",key3: "第三種"}