import java.util.ArrayList; import java.util.Iterator; public class StringSampleDemo { public static void main(String[] args) { ArrayList al = new ArrayList(); al.add(new Student("zhangsan1", 20, "男")); al.add(new Student("zhangsa…
需求 列表中先根据某id进行排序,然后id相同的再按某属性进行排序.最终显示效果如图所示: 实现代码 var data.items = [ {'brand_id':1,'farm_id':2}, {'brand_id':1,'farm_id':3}, {'brand_id':2,'farm_id':4} ] function multisort(array, ...compairers) { return array.sort((a, b) => { for (const c of compai…