java中Collections.sort()函数的用法(多字段)
// 多条件排序第二个写法,先按Age排序,再根据Salary排序
listDevs.sort(Comparator.comparing(Developer::getAge).thenComparing(Developer::getSalary));
https://my.oschina.net/sdlvzg/blog/2243766
// 多条件排序第二个写法,先按Age排序,再根据Salary排序
listDevs.sort(Comparator.comparing(Developer::getAge).thenComparing(Developer::getSalary));
https://my.oschina.net/sdlvzg/blog/2243766