UIAlertView *alertView = [[UIAlertViewalloc] initWithTitle:@"title"message:@""delegate:selfcancelButtonTitle:@"cancel"otherButtonTitles:@"other",nil];
[alertView show];
用到代理方法时要添加协议
#pragma mark - UIAlertView Delegate
- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
NSLog(@"index %d",buttonIndex);
}
![](https://img.laitimes.com/img/9ZDMuAjOiMmIsIjOiQnIsICdzFWRoRXdvN1LclHdpZXYyd2LcBzNvwVZ2x2bzNXak9CX90TQNNkRrFlQKBTSvwFbslmZvwFMwQzLcVmepNHdu9mZvwFVywUNMZTY18CX052bm9CX90zdNhXTU1EeNRUT4FEVkZXUYpVd1kmYr50MZV3YyI2cKJDT29GRjBjUIF2LcRHelR3LcJzLctmch1mclRXY39zN4ETO0YTNzIjMyATMzEDMy8CX0Vmbu4GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.jpg)