let x;

let y;

​

​

function setup(){

  createCanvas(400, 400);

  fill(0, 255, 0);

​

  // Start the character off in the middle of the canvas

  x = width / 2;

  y = height / 2;

}

​

function draw(){

  background(220);

​

  // Draw the character at the current x, y position

  circle(x, y, 20);

}

​

function keyPressed(){

  if (key == 'w'){

    y -= 10;

  } else if (key == 'a'){

    x -= 10;

  } else if (key == 's'){

    y += 10;

  } else if (key == 'd'){

    x += 10;

  }

}