let heightSlider;

​

function setup() {

  createCanvas(400, 400);

​

  widthSlider = createSlider(0, 360, 50, 1);

  widthSlider.position(60, 0);

  widthSlider.style('width', '250px');

  heightSlider = createSlider(0, 360, 50, 1);

  heightSlider.position(60, 20);

  heightSlider.style('width', '250px');

}

​

function draw() {

  background(230);

  fill(20);

  width = widthSlider.value()

  height = heightSlider.value()

  text('Width: ' + width, 0, 15);

  text('Height: ' + height, 0, 35);

  let myHeight = heightSlider.value();

  let myWidth = widthSlider.value();

  rect(10, 50, myWidth, myHeight);

}

​