var list=[{id:1,name:'张三',score:123},{id:2,name:'李四',score:135}]
找出数组list中最好的成绩
var max = Math.max.apply(Math, this.list.map(i => {return i.seq }));
结果是135
找出数组中list中成绩最差的成绩
var min= Math.min.apply(Math, this.list.map(i => {return i.seq }));
结果是123