Code to Set a Background Image on UITextField

 - (void)viewDidLoad {
    [super viewDidLoad];

    myTextField.borderStyle = UITextBorderStyleNone;
    myTextField.background = [UIImage imageNamed:@"search.png"];
}

We can also set the uitextfield leftview or uitextfield rightView. This method is required when we wanted to add a small image on text field as a right or left view. Find the code below.. on how to set the uitextfield leftview image..

- (void)viewDidLoad {
    [super viewDidLoad];

    UIImageView *myView = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"search.png"]];
    [myTextField  setRightView:myView];
    [myTextField  setRightViewMode:UITextFieldViewModeAlways];
    [myView release];
}