Responsive Canvas using JavaScript

Question

What is the best, and least complicated, way to make a JavaScript created canvas automatically adjust to the width and height of the device screen?

Answer 1

Add this

window.onload = function() {
var canvas = document.getElementsByTagName("canvas")[0];
canvas.width = window.screen.availWidth;
canvas.height = window.screen.availHeight;
}

https://code.sololearn.com/WWFBdeU0nnZf/?ref=app

Answer 2

Thank you! This worked perfectly!