ios alertView平添输入框

ios alertView添加输入框?[alert show]然后在-(void)alertView : (UIAlertView*)alertView clickedButton

ios alertView添加输入框

?

[alert show];

然后在

-(void)alertView : (UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{       //得到输入框           UITextField *tf=[alertView textFieldAtIndex:0];                  [alertView release];} 
?