Random walk colored

randomWalk.js

//https://editor.p5js.org/adegard/present/FaaJjJpXw

let x;
let y;

function setup() {
  createCanvas(600, 600);
  x = width / 2;
  y = height / 2;
  background(10);
}

function draw() {
  stroke( random(255),  random(255), random(255));
  strokeWeight(10);
  speed=floor(random(10))+1;
  point(x, y);
  const r = floor(random(4));
  switch (r) {
    case 0:
      x = x +speed;
      break;
    case 1:
      x = x -speed;
      break;
    case 2:
      y = y +speed;
      break;
    case 3:
      y = y -speed;
      break;
  }
}