jcore-ui/lib/utils/canusewebp.ts

jcore-ui - components for building an interface

const canusewebp = () => {
    var elem = document.createElement('canvas');
    if (!!(elem.getContext && elem.getContext('2d'))) {
        // was able or not to get WebP representation
        return elem.toDataURL('image/webp').indexOf('data:image/webp') == 0;
    } else {
        return false;
    }
}

export default canusewebp