var list=[{id:1,name:'張三',score:123},{id:2,name:'李四',score:135}]
找出數組list中最好的成績
var max = Math.max.apply(Math, this.list.map(i => {return i.seq }));
結果是135
找出數組中list中成績最差的成績
var min= Math.min.apply(Math, this.list.map(i => {return i.seq }));
結果是123