ON KEY(n)

From QB64 Wiki
Revision as of 05:33, 11 October 2010 by imported>Clippy (updated)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

The ON KEY(n) statement defines a line number or label to go to when a specified key is pressed.


Syntax: ON KEY (n) GOSUB {linelabel|linenumber}


Description:

1-10 for F1-F10 function keys
11, 12, 13 and 14 for UP, LEFT, RIGHT and DOWN numberpad arrows respectively.
15-25 for user-defined keys. See: Keyboard scancodes
30 and 31 for F11 and F12 function keys


Example:

KEY(1) ON ON KEY (1) GOSUB trap PRINT "Press F1 to quit!" DO:LOOP 'never ending loop trap: PRINT "You pressed F1 like I told you to :)" END RETURN


See also:




Navigation:
Go to Keyword Reference - Alphabetical
Go to Keyword Reference - By usage
Go to Main WIKI Page