keyIsDown(k);Check if a keyboard key is pressed, returns true if key is down and returns false if it's not
Arguments
kThe keyboard key to check as a key global, or a stringReturns
booleanWhether or not the key is down-- Use a string
if (keyIsDown('a')) then
-- key 'a' is down
end
-- use a global
if (keyIsDown(LEFT_ARROW)) then
-- left arrow is down
end