>>>I need a way to quickly determine the total size of a folder (including all files & subfolders) before attempting to copy it. If I knew the size in bytes I could subtract that from diskspace() to see if there is enough room.
>>>I'm sure this is a common issue. Anybody have a neat solution?
>>
>>Try
>>

>>loFSO = CREATEOBJECT("Scripting.FileSystemObject")
>>loFolder = loFSO.GetFolder('c:\test')
>>?loFolder.Size

>
>That is excellent. Works great and fast. Unfortunately I am not supposed to use windows scripting. Anything from the API crowd?

Looks like you asked a hard question. Apart from my original suggestion or an idea of using Filer or ADIR() with recursion I could not find anything and I made multiple searches.

Nothing good so far :(