{"version":"1.0","image_url":null,"type":"rich","description":"Node.js \u3067 fetch is not defined \u30a8\u30e9\u30fc\uff1a\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\u307e\u3068\u3081 Node.js \u3067 fetch is not defined \u304c\u51fa\u308b\u306e\u306f\u3001\u4f7f\u3063\u3066\u3044\u308b Node.js \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c fetch \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u304b\u3001\u307e\u3060\u5b9f\u9a13\u7684\u30b5\u30dd\u30fc\u30c8\u306e\u6bb5\u968e\u3060\u304b\u3089\u3067\u3059\u3002 ReferenceError: fetch is not defined fetch \u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u30d0\u30fc\u30b8\u30e7\u30f3 Node.js \u30d0\u30fc\u30b8\u30e7\u30f3 fetch \u306e\u72b6\u614b v17 \u4ee5\u4e0b \u672a\u5bfe\u5fdc\uff08fetch \u81ea\u4f53\u304c\u306a\u3044\uff09 v18 \u301c v20 \u5b9f\u9a13\u7684\u30b5\u30dd\u30fc\u30c8\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u4f7f\u3048\u308b\uff09 v21 \u4ee5\u964d \u5b89\u5b9a\u7248\uff08\u30b0\u30ed\u30fc\u30d0\u30eb\u3067\u4f7f\u3048\u308b\uff09 f\u2026","blog_title":"Engineering Tech Dojo","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","url":"https://tech.fun-toy-life.com/entry/2026/06/20/113912","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.fun-toy-life.com%2Fentry%2F2026%2F06%2F20%2F113912\" title=\"Node.js \u3067 fetch is not defined \u30a8\u30e9\u30fc\uff1a\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\u307e\u3068\u3081 - Engineering Tech Dojo\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"plarail_hangout","width":"100%","blog_url":"https://tech.fun-toy-life.com/","published":"2026-06-20 11:39:12","author_url":"https://blog.hatena.ne.jp/plarail_hangout/","categories":["Node.js","TypeScript"],"height":"190","title":"Node.js \u3067 fetch is not defined \u30a8\u30e9\u30fc\uff1a\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\u307e\u3068\u3081"}