From your README: > How to reliably check for srcset support in the browser (so as to not attempt to polyfill if it's not necessary?) According to https://github.com/Modernizr/Modernizr/issues/1448#issuecomment-60028819, you can detect `img.sizes` to see if the current draft is supported.
From your README:
According to Modernizr/Modernizr#1448 (comment), you can detect
img.sizesto see if the current draft is supported.