/// <summary> /// Check if error exist for specific control /// </summary> /// <param name="nameWithoutPrefix">Control id without prefix</param> /// <returns>Error string if any</returns> public string IsErr(string nameWithoutPrefix) { var result = string.Empty; if (Violations != null) { var v = Violations.FirstOrDefault(y => y.ControlName == Prefix + nameWithoutPrefix); if (v != null) { return(ErrorCssClass); } } return(result); }