qbasic.hlp (Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
SUBs Command
Use to view or edit a SUB or FUNCTION procedure, or
to delete a procedure.
 
Tip: To view or edit two different SUB or FUNCTION
     procedures at the same time, choose Split from the
     View menu, then use the SUBs command to display the
     procedures in each of the windows.