QBasic 1.1: LIST Keyword

Explanation

Assigns string values to function keys and, optionally, displays key values.

Useful and cross-version information about the programming environments of QBasic, QuickBasic and Visual Basic for DOS.

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KEY key%, stringexpression$

KEY LIST

KEY ON

KEY OFF

key%	The number of a function key. Use 1 through 10 for function keys F1 through F10. Use 30 and 31 for function keys F11 and F12 on extended keyboards.
stringexpression$	A string of up to 15 characters that is returned when the function key is pressed.
LIST	Displays the assignments for each key.
ON	Turns on the function-key display line.
OFF	Turns off the function-key display line.


KEY 4, "MENU" + CHR$ (13)
KEY LIST
KEY 4, ""
KEY LIST