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Returns the number of programmable function keys or function key combinations on your keyboard.

FKMAX(В )

Return Value

Numeric

Remarks

The value returned by FKMAX(В ) is affected by SET COMPATIBLE. When SET COMPATIBLE is set to FOXPLUS (the default), FKMAX(В ) returns the number of function keys. When SET COMPATIBLE is set to DB4, FKMAX(В ) returns the number of function key and function key combinations (F1, CTRL+F1, SHIFT+F1, F2, CTRL+F2, SHIFT+F2, ...).

Example

В Copy Code
CLEAR
SET COMPATIBLE OFF
? 'COMPATIBLE OFF'
?
FOR nCount = 1 TO FKMAX( )  && Loop for # of function keys
   ? FKLABEL(nCount)  && Display programmable function keys
ENDFOR
SET COMPATIBLE ON

?
? 'COMPATIBLE ON'
?
FOR nCount = 1 TO FKMAX( )  && Loop for # of function keys
   ? FKLABEL(nCount)  && Display programmable function keys
ENDFOR

See Also



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