Purpose: Opens a file for read/write access.

Format:    FOPEN    ID    filename

Notes:      Use this statement to open a file for subsequent file commands.  ID  is the file number (0 through 19).  Up to 20 files may be opened at one time.  If the file does not exist then it will be created.  An error will occur if the file cannot be accessed.

See Also:  Binary File Operations