sketch01_a

function setup() {
  // defining the size of the canvas, in pixels
  createCanvas(900,600);
  // setting the background color, based on the RGB model
  background(50,100,150);
  // stetting the stroke to white: stroke(255,255,255) can be replaced by stroke(255)
  stroke(255);
  // drawing a point
  point(50,50);
  // drawing a line from a first point at x=50,y=100 to a second point at x=150,y=400
  line(50,100,150,400);
  // drawing a random line, width in this case = 900 and height = 600 (see createCanvas)
  line(random(width), random(height), random(width), random(height));

}

function draw() {

}