Aqueduct.SitecoreLib.Search.FieldCrawlers.LookupFieldCrawler.GetValue C# (CSharp) Method

        public override string GetValue()
        {
            var lookupField = new LookupField(_field);
            var targetItem = lookupField.TargetItem;
            return targetItem != null ? targetItem.DisplayName.ToLowerInvariant() : String.Empty;
        }
    }