Initalizing 'AppDelegate * __strong' with an expression of incompatible type ''id<UIApplicatioinDele
来源：互联网 发布：遂宁知秋凤凰婚庆 编辑：程序博客网 时间：2024/05/24 23:12
使用ARC时，获取全局的AppDelegate会有上面的警告。
修改前：
AppDelegate *app = [UIApplicationsharedApplication].delegate;
修改后：即（强制转换）
AppDelegate *app = (AppDelegate*)[UIApplicationsharedApplication].delegate;
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