Storyboard 的跳转

第一种方式

UIStoryboard *mainSB = [UIStoryboard storyboardWithName:@"Main" bundle:nil];

SelfDetailViewController *selfdetailVC = [mainSB instantiateViewControllerWithIdentifier:@"ChangeSecondPWViewController"];

[self.navigationController pushViewController:selfdetailVC animated:YES];

第二种方式

[self performSegueWithIdentifier:@"ChangeSecondPWViewControlle" sender:nil];