weakSelf和strongSelf
摘要：
__weak typeof(self)weakSelf=self; dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ ... 阅读全文
posted @ 2015-05-26 18:10 三十一 阅读(372) 评论(0) 推荐(0) 编辑
