Strokes example in p5 js

strokes_example.js

function setup() {
  createCanvas(600, 600);
  background(0);
}

function draw() {
  background(0);

  strokeWeight(9); // this sets a thick stroke width

  // rectMode(CENTER);
  rect(0, 300, width / 2, height / 2);

  noStroke(); // this removes the stroke altogether

  rect(300, 0, width / 2, height / 2);

  stroke(0); // this sets a black stroke
  // rect to create rectangle

  rect(20, 30, 45, 250);

  rect(90, 30, 45, 250);

  rect(160, 30, 45, 250);

  rect(230, 30, 45, 250);

  // line diagonal

  strokeWeight(1); // this makes a thinner weight line
  line(0, 360, 60, 300);

}