SmallBASIC syntax groups: 

Data function ISDIR

20  ISDIR (x)
Returns true if x is a directory.

See examples

If there is insufficient information on this page and you wish learn more about ISDIR, please send an email to You can help to improve information about ISDIR by submitting an article using the comments link below. Note, an offline language reference text file is now avialable – see the Download section.