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支持webp 图片格式判断 #66

Closed sailei1 closed 5 years ago

sailei1 commented 5 years ago 
var isSupportWebp = function () {
  try {
    return document.createElement('canvas').toDataURL('image/webp', 0.5).indexOf('data:image/webp') === 0;
  } catch(err) {
    return false;
  }
}

isSupportWebp()