key & keyCode & point

int x=50,y=50,point=0;
int boX=300,boY=300;
void setup(){
  size(500,500);
  background(0);
  rectMode(CENTER);
}


void draw(){
  background(0);
  rect(boX,boY,30,30);
  text(point,10,20);
  if (keyPressed) {
    if (key == 'w' || keyCode == UP){
      y=(y-5);
      if (y==0)
       y=height;
    }  
    if (key == 's' || keyCode == DOWN){
      y=(y+5)%height;
    }
    if (key == 'a' || keyCode == LEFT){
      x=x-5;
       if (x==0)
       x=width;
    }
    if (key == 'd' || keyCode == RIGHT){
      x=(x+5)%width;
    }
  }
   ellipse(x,y,20,20);
   if (x<=boX+15 && x>=boX-15 && y>=boY-15 && y<=boY+15){
     point+=1;
     boX=int(random(width-50));
     boY=int(random(height-50));
   }
}