摘要: XMGStudent *stu = [[XMGStudent alloc] init]; __weak XMGStudent *weakStu = stu; stu.block = ^{ NSLog(@"begin - block"); ... 阅读全文
posted @ 2015-10-10 11:58 吃饭了吗 阅读(211) 评论(0) 推荐(0)