IsArray (math) Purpose Determines whether the supplied argument is an array. It returns TRUE or FALSE depending on whether the supplied argument is an array. Syntax IsArray (ArgumentName) Example Sub Main()         Dim i As Integer         Dim arr(10) As Integer         If IsArray(arr) Then                 For i = LBound(arr) To UBound(arr)                         arr(i) = i                 Next i         End If End Sub