public IActionResult GetBusinessFieldClassification(int businessFieldCategoryID, string text) { var getBusinessClassification = _organizationUnitProvider.GetBusinessFieldClassifications(businessFieldCategoryID); var lookUp = getBusinessClassification.Select( classification => new { Value = classification.Id, Text = string.Format("{0}{1}{2}{3} - {4}", classification.MainSectionCode, classification.SectionCode, classification.SubSectionCode, classification.GroupCode, classification.GroupName) }); if (!string.IsNullOrEmpty(text)) { lookUp = lookUp.Where(s => s.Text.IndexOf(text, StringComparison.OrdinalIgnoreCase) >= 0); } return(Ok(lookUp)); }