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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Syntax Checking Command
Use to turn Syntax Checking on and off. When Syntax
Checking is on, QBasic does the following as you enter
each line of code:
  1. Checks the line for syntax errors.
  2. Formats the line.
  3. Translates the line to executable form if the syntax
     is correct.