UITextField和UITextView隐藏键盘

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self._textField.returnKeyType=UIReturnKeyDone;

self._textField.delegate=self;

- (BOOL)textFieldShouldReturn:(UITextField *)textField{

[textField resignFirstResponder];

return YES;

}

self._textView.delegate=self;

self._textView.returnKeyType=UIReturnKeyDone;

- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range

 replacementText:(NSString *)text {

    if ([text isEqualToString:@"\n"]) {

        [textView resignFirstResponder];

        return NO;

    }

    return YES;

}