//  监听空白区域点击
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
    [self.view endEditing:YES];
}

//  监听return被点击的代理方法
- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [self.view endEditing:YES];
   
    return YES;
}

//  监听空白区域点击
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
    [self.view endEditing:YES];
}

//  监听return被点击的代理方法
- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [self.view endEditing:YES];
   
    return YES;
}