ios开发知识点补充
摘要:
一:self class,self superClass super class super superClass 的区别 新建SubPerson继承person,在SubPerson中打印如下: NSLog(@"%@ %@ %@ %@",[self class], [self superclass 阅读全文
posted @ 2016-09-17 16:37 Hello_IOS 阅读(378) 评论(0) 推荐(0) 编辑