// see https://discourse.processing.org/t/moving-from-processing-with-java-to-p5-js/14912/5

// rewrite for PVector

​

let bubbles = [];

let many = 3;

​

function setup() {

  createCanvas(800, 720);

  for (let i = 0; i < many; i++) bubbles[i] = new Bubble(createVector(random(120, 600), random(120, 600), 0), random(10, 100));

}

​

function draw() {

  background(200, 200, 0);

  for (let i = 0; i < many; i++) {

    for (let j = 0; j < many; j++)

      if (j != i) bubbles[i].collide(bubbles[j]);

    bubbles[i].draw();

  }

}