/// <inheritdoc />
 public virtual IHtmlString BeginField(IHtmlString labelHtml, IHtmlString elementHtml, IHtmlString validationHtml, ModelMetadata fieldMetadata, IReadonlyFieldConfiguration fieldConfiguration, bool isValid)
 {
     return(DefaultHtmlHelpers.BeginField(labelHtml, elementHtml, validationHtml, fieldMetadata, fieldConfiguration, RequiredDesignator(fieldMetadata, fieldConfiguration, isValid)));
 }