2020年3月12日
Objective-C +load vs +initialize
摘要： Because initialize is called in a thread-safe manner and the order of initialize being called on different classes is not guaranteed, it’s important t 阅读全文
posted @ 2020-03-12 11:02 zzfx 阅读(380) 评论(0) 推荐(0) 编辑