>> >What is the function that checks for the existence of a global variable?
>>
>> You may use the TYPE() function. If it returns 'U', then the variable
>> doesn't exist.
>
>One teeny correction.
>
>TYPE() checks for the existence of any variable, global or otherwise.
>
>To determine if it's global, you have to LIST MEMORY TO FILE, then parse
>the file.

You're right. I was only focusing on detecting if a variable exist. Oops. :)