After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：Trait class code reuse
trait类的优先级是高于同名父类的
2018-09-280个赞
Courses in the relevant section：File upload, list and paging display
为啥用paginate()在模型中实现不了效果？
2018-11-170个赞
