let rectY;

let sound;

​

function setup() {

  createCanvas(700, 700);

}

​

function preload() {

  soundFormats("mp3");

  sound = loadSound("noise.mp3");

}

​

function draw() {

  background(220);

​

  for (rectX = 0; rectX <= width; rectX = rectX + 10) {

    for (rectY = 0; rectY <= height; rectY = rectY + 10) {

      let col1 = random(0, 225);

      let col2 = random(0, 225);

      let col3 = random(0, 225);

      fill(col1, col2, col3);

​

      rect(rectX, rectY, 7, 7);

    }

  }

  sound.play();

}

​

​