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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Illegal placement of statements
Statements and line labels are not permitted between
SELECT CASE and the first CASE statement.
 
Comments and the statement separator (:) are permitted.