VARTYPE() only works off instances not of string based expressions. The original example uses string names for the property and that doesn't work with VARTYPE() unless you use macro substitution which would defeat any perf benefit you'd get over TYPE() in the first place.

+++ Rick ---

>Hi Thomas,
>
>if yo go for the TYPE instead of PEMSTAT why not VARTYPE?
>
>Agnes
>
>>>I have a program that checks to see if a property already exists on an object before adding it, which would be the better way to determine if the property already exists?
>>
>>You can call addproperty even if the property does exist, if you only have the need to set.
>>The operation is even faster ;-)
>>If you are checking before a get, Type() might help you more than !Pemstat
>>
>>>

>>>    IF PEMSTATUS( m.loMyObject, [cNewProperty], 5)
>>>      ADDPROPERTY( m.loMyObject, [cNewProperty], [Test Information])
>>>    ENDIF
>>>