​

function setup() {

  createCanvas(400, 400);

}

​

function draw() { // game update

  background(200)

  handleKeys();

}

​

function handleKeys() { // handles game updates depending on the key's that are pressed

  if (key_map['k']) // if the key 'k' is pressed we show the message 

    text("k is held down", width/2, height/2);

} 

​

function keyPressed() { // handles key press

  key_map[key] = true; 

}

​

function keyReleased() { // handles key release

  key_map[key] = false; 

}