小賢的部落格

- (IBAction)buttonHandler:(UIButton *)sender

{

UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"title" message:@"message" preferredStyle:UIAlertControllerStyleActionSheet];

    [alert addAction:[UIAlertAction actionWithTitle:@"Enter" style:UIAlertActionStyleDefault handler:nil]];

    [alert addAction:[UIAlertAction actionWithTitle:@"Destructive" style:UIAlertActionStyleDestructive handler:nil]];

    [alert addAction:[UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:nil]];

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

}

參考資料：

http://www.cocoachina.com/ios/20141126/10320.html

http://stackoverflow.com/questions/32814383/check-...

http://flexmonkey.blogspot.tw/2015/10/forcesketch-...