retinable
checks if device have retina display
npm install retinable --save
to require module use
var retinable = ; if console;
Browser
<script src="dist/retinable.min.js"></script><script> if console; </script>
Or use an AMD loader (such as RequireJS):
;
retinable.suffix()
return @2x if device have retina display
var imgSrc = "/img/logo" + retinable + '.png';