哈哈敲敲

摘要： var arr=[{id:1,name:'xx',age:18},{id:2,name:'xx',age:28},{id:3,name:'xx',age:32},{id:4,name:'xx',age:12},{id:5,name:'xx',age:23}] function compare(key){ return function (o1,o2){ ... 阅读全文