key()
Definition
INT key( <INT scancode> )
Checks if a certain key is being pressed.
Parameters
- INT scancode - The scancode of the key to be checked.
Returns
INT : true
/false
: Whether the key is being pressed.
Notes
Take a look at the scancodes for a complete list.
Example
This will output the words LEFT
or RIGHT
according to the keys you press, or it will quit the program once ESCAPE is pressed.
Program input_test;
Begin
While( !key(_esc) )
delete_text(ALL_TEXT);
if( key(_left) && !key(_right) )
write(0,160,120,4, "LEFT");
end;
if( key(_right) && !key(_left) )
write(0,160,120,4, "RIGHT");
end;
frame;
End;
exit();
End
Used in example: delete_text()
, write()
, exit()
, ALL_TEXT