UIActionSheet UIAlertView

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#import "LZJContactVC-2.h"

@interface LZJContactVC_2 ()<UIActionSheetDelegate,UIAlertViewDelegate>

@end

@implementation LZJContactVC_2

- (void)viewDidLoad {

    [super viewDidLoad];

}

//退出登录

- (IBAction)loginOut:(id)sender {

//    11111111

//    UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:@"确定要退出登录嘛?" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"确定退出" otherButtonTitles:nil];

//    

//    [actionSheet showInView:self.view];

//    222222222

//    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"确定要退出登录嘛?"  message:@"message" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"确定",nil];

//    

//    [alert show];

//    

//

//    33333333333

//    //第一步:创建控制器

    UIAlertController *alertVC = [UIAlertController alertControllerWithTitle:@"确定要退出嘛?" message:nil preferredStyle:UIAlertControllerStyleActionSheet];

    //第二步:创建按钮

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

//        NSLog(@"点击了取消");

    }];

    UIAlertAction *action1 = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {

        [self.navigationController popViewControllerAnimated:YES];

    }];

    //第三步:添加按钮

    [alertVC addAction:action];

    [alertVC addAction:action1];

    //第四步:显示弹框.(相当于show操作)‘

    [self presentViewController:alertVC animated:YES completion:nil];

}

//-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex{

//

//    

//    if (buttonIndex == 0) {

//        //退出

//        [self.navigationController popViewControllerAnimated:YES];

//    }

//    

//}

//

//-(void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{

//    

//    if (buttonIndex == 1) {

//        //退出

//        [self.navigationController popViewControllerAnimated:YES];

//    }

//    

//

//}

UIActionSheet UIAlertView

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原文地址：http://www.cnblogs.com/liuzhenjie/p/5454619.html