private void FormTextBox_TextChanged(object sender, TextChangedEventArgs e) { var result = MyValidationRule?.Validate(this.Text, System.Globalization.CultureInfo.CurrentCulture); ValidationHasError = !result.IsValid; ValidationErrorMessage = result.ErrorContent?.ToString(); }
public bool ValidationCheckError() { var result = MyValidationRule?.Validate(this.Text, System.Globalization.CultureInfo.CurrentCulture); ValidationHasError = !result.IsValid; ValidationErrorMessage = result.ErrorContent?.ToString(); return(ValidationHasError); }