UIAlertController

// iOS8之前

    // UIAlertView

    // UIActionSheet;

    

    // iOS8开始

    // UIAlertController == UIAlertView + UIActionSheet

    UIAlertController *alert = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];

    

    // 添加按钮

    [alert addAction:[UIAlertAction actionWithTitle:@"收藏" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

        XMGLog(@"点击了[收藏]");

    }]];

    [alert addAction:[UIAlertAction actionWithTitle:@"举报" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

        XMGLog(@"点击了[举报]");

    }]];

    [alert addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {

        XMGLog(@"点击了[取消]");

    }]];

    

    [self.window.rootViewController presentViewController:alert animated:YES completion:nil];