====== KEY ======

[pet] [vic20] [c64] [c16] [cplus4] [c128]

The ''KEY()'' function tests whether a specified key is being depressed on the keyboard.

===== Function declaration =====

<code xcbasic>
DECLARE FUNCTION _
KEY AS BYTE (scancode AS WORD) SHARED STATIC INLINE
</code>

For the list of scan codes on particular platforms, see [[keyboard_scancodes|]].
===== Example =====

<code xcbasic>
CONST Q = 32576 ' scan code for Q key
PRINT "press Q key to quit program"
DO : LOOP UNTIL KEY(Q)
PRINT "good bye"
END
</code>