>>>The more generic way, that works for object properties also

TYPE("ALEN(myarrary)") = "N"

>>
>>
>>What do you mean by also works for object properties?
>
>Try

oForm = CREATEOBJECT("form")
>? TYPE("oForm.Top[1]")          && Returns not "U" for any intrinsic property
>? TYPE("ALEN(oForm.Top)")

I guess I never had tried to reference a properity as an array that wasn't one.