// 3 keywords for declaring a variable:

// const, var, let

// we will use 'let'

​

let yOffset = 200;

​

function setup() {

  createCanvas(600, 400);

  //console.log(count); // before we used console.log to check mouseX and Y

  noLoop(); // amke it so the draw loop function runs only once.

}

​

function draw() {

​

background(204);

  // i = i + 60 is the SAME as i += 60 

  for(let i = 20;i < 381;i=i+20){

    strokeWeight(i); 

    stroke(i);

    line(i, yOffset, i+60, yOffset+40);

  }

​

​

​

​

}