matchMedia 500px

js detecting screenWIdth matchMedia

by Leo Lanese

HTML

<!-- 

"matchMedia" polyfill:

https://github.com/paulirish/matchMedia.js/

-->

JavaScript

if ( matchMedia('(max-width:500px)').matches){ 
    alert(" Match! " + "your screen is " + innerWidth + " px " + "less than 500px");
}