{"author_url":"https://blog.hatena.ne.jp/pinkumohikan/","title":"FileReader.readAsDataURL\u3067\u5f97\u3089\u308c\u308b\u306e\u306fData URI\u3067\u3042\u3063\u3066\u7d14\u7c8b\u306abase64\u6587\u5b57\u5217\u3058\u3083\u306a\u3044\u305e","provider_name":"Hatena Blog","published":"2020-05-22 09:00:00","author_name":"pinkumohikan","version":"1.0","image_url":null,"provider_url":"https://hatena.blog","categories":[],"description":"\u30d5\u30a1\u30a4\u30eb\u3092FileReader.readAsDataURL\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u5316\u3057\u305f\u3082\u306e\u306f\u7d14\u7c8b\u306abase64\u6587\u5b57\u5217\u3060\u3068\u601d\u3063\u3066\u3044\u305f\u3051\u3069\u3001decode\u3057\u3088\u3046\u3068\u3057\u305f\u3089\u51fa\u6765\u306a\u304f\u3066\u306a\u3093\u3067\u3084\u306d\u3093\uff01\u3068\u601d\u3063\u305f\u306e\u3067\u6b8b\u3057\u3066\u304a\u304f\u3002 \u307e\u3068\u3081 \u753b\u50cf\u3068\u304b\u306e\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3092JavaScript\u3067\u6271\u3046\u3068\u304d\u306bFileReader\u3092\u4f7f\u3046 FileReader.readAsDataURL\u306eresult\u3067\u5f97\u3089\u308c\u308b\u306e\u306fData URI\u3067\u3042\u3063\u3066\u3001\u7d14\u7c8b\u306abase64\u6587\u5b57\u5217\u3058\u3083\u306a\u3044 \u5148\u982d\u306eData URI\u5ba3\u8a00\u90e8\u3092\u53d6\u308a\u9664\u3044\u305f\u3089\u7d14\u7c8b\u306abase64\u6587\u5b57\u5217\u306b\u306a\u308b \u5927\u4e8b\u306a\u3053\u3068\u306f\u5168\u90e8\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u6559\u3048\u3066\u304f\u308c\u305f base64 decode\u3067\u304d\u306a\u304f\u3066\u300c\u304a\u3084\uff1f\u300d\u3068\u601d\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.pinkumohikan.com%2Fentry%2Fresult-of-readasdataurl-is-not-base64-string\" title=\"FileReader.readAsDataURL\u3067\u5f97\u3089\u308c\u308b\u306e\u306fData URI\u3067\u3042\u3063\u3066\u7d14\u7c8b\u306abase64\u6587\u5b57\u5217\u3058\u3083\u306a\u3044\u305e - \u30e2\u30d2\u30ab\u30f3\u6280\u8853\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","width":"100%","url":"https://blog.pinkumohikan.com/entry/result-of-readasdataurl-is-not-base64-string","blog_url":"https://blog.pinkumohikan.com/","blog_title":"\u30e2\u30d2\u30ab\u30f3\u6280\u8853\u30d6\u30ed\u30b0","type":"rich"}