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out of date.
Error Message
Error 12: Error in character constant
The character constant at the cursor contains an error.
Check that the value assigned to the constant is a
character data type (not an integer, real, string, or
other data type).