TIS 6 User's Manual TIS Editor Operator Operators (alphabetical overview) Formula operator (row-by-row) (5.0) XIH Functions XIH.IsFirst XIH.IsFirst returns 'true' for the first rowSyntaxXIH.IsFirst()Parameters-RemarksReturns a boolean.Examples XIH.IsFirst() RelatedXIH Functions XIH.HasRole XIH.IsLast