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 Assigns string values to function keys and, optionally, displays key values.
 
    KEY {key%, stringexpression$ | LIST | ON | OFF}
 
    ■ key%                Number specifying a function key:
 
                          Value       Function Key
                          ═══════     ══════════════════════════════════════
                          1 - 10      F1 - F10
                          30          F11
                          31          F12
 
    ■ stringexpression$   String of up to 15 characters that is returned
                          when the function key is pressed
 
    ■ LIST                Displays the assignments for each function key;
                          not available when forms are showing
 
    ■ ON                  Turns on the function-key display line; not
                          available when forms are showing
 
    ■ OFF                 Turns off the function-key display line
 
 See Also
    ◄KEY Statement (Event Trapping)►