js里JSON数据分组
2020-12-27 20:30
标签：javascrip var key return class 分组 script 数据 new 例如: js里JSON数据分组 标签：javascrip var key return class 分组 script 数据 new 原文地址：https://www.cnblogs.com/kkvt/p/13860256.htmlfunction GroupBy(arr,key) {
var obj = {};
for (let i = 0; i
var data=[{
"ID": "1",
"Name": "张三",
"Gender": "男",
"Birthday": "2020-03-24 00:00:00"
}, {
"ID": "2",
"Name": "李四",
"Gender": "男",
"Birthday": "2020-03-23 00:00:00"
}, {
"ID": "3",
"Name": "王五",
"Gender": "男",
"Birthday": "2020-03-20 00:00:00"
}, {
"ID": "4",
"Name": "赵六",
"Gender": "男",
"Birthday": "2020-03-28 00:00:00"
}, {
"ID": "5",
"Name": "田七",
"Gender": "女",
"Birthday": "2020-03-25 00:00:00"
}];
console.log(GroupBy(data,"Gender"))
//输出{男: Array(4), 女: Array(1)}