​

function preload() {

  img = loadImage('https://picsum.photos/200/300/?random');

}

​

function setup() {

  createCanvas(img.width, img.height);

}

​

function draw() {

  background(220);

​

  let pix = img.get(mouseX, mouseY);

​

  image(img, 0, 0);

​

  // using functions

  console.log(`red: ${red(pix)}, green: ${green(pix)}, blue: ${blue(pix)}, alpha: ${alpha(pix)}`);

  // array

  console.log(`red: ${pix[0]}, green: ${pix[1]}, blue: ${pix[2]}, alpha: ${pix[3]}`);

}