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out of date.
Open Program Command
Use to clear memory and load an existing program from disk
so you can run it or make changes to it.
Tip: Use the New Program command to clear memory before
typing in a completely new program.