怎么取出json数组里面每一组的其中一个值?
[{taskpeoples: "2", tasknums: "10", awordpeoples: "2", awordnums: "10", daykey: "2016-4-21"},…]0:{taskpeoples: "2", tasknums: "10", awordpeoples: "2", awordnums: "10", daykey: "2016-4-21"}1:{taskpeoples: "2", tasknums: "12", awordpeoples: "2", awordnums: "12", daykey: "2016-4-22"}2:{taskpeoples: "5", tasknums: "12", awordpeoples: "5", awordnums: "12", daykey: "2016-4-23"}3:{taskpeoples: "2", tasknums: "7", awordpeoples: "2", awordnums: "7", daykey: "2016-4-24"}4:{taskpeoples: "2", tasknums: "12", awordpeoples: "2", awordnums: "12", daykey: "2016-4-25"}我如何取出每组数据里面的日期组成一个数组?万分感谢!