Source: isSupportWebP.js

/**
 *
 * @desc 判断浏览器是否支持webP格式图片
 * @return {Boolean}
 */
function isSupportWebP() {
  return (
    !![].map &&
    document
      .createElement("canvas")
      .toDataURL("image/webp")
      .indexOf("data:image/webp") == 0
  );
}

module.exports = isSupportWebP;