{"url":"https://dekuo-03.hatenablog.jp/entry/2023/07/07/222158","height":"190","type":"rich","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdekuo-03.hatenablog.jp%2Fentry%2F2023%2F07%2F07%2F222158\" title=\"React\u3067\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u306e\u30c7\u30fc\u30bf\u3084\u308a\u53d6\u308a\u3092\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u3092\u6574\u7406\u3057\u3066\u7f6e\u304f - \u5de5\u4f5c\u3068\u7af6\u99ac2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u6982\u8981 React\u30a2\u30d7\u30ea\u306e\u4f5c\u6210\u3092\u59cb\u3081\u3066\u6700\u521d\u306b\u8e93\u3044\u305f \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u3067\u30c7\u30fc\u30bf\u306e\u3084\u308a\u53d6\u308a\u3092\u3059\u308b\u57fa\u672c \u3092\u81ea\u5206\u306a\u308a\u306b\u6574\u7406\u3057\u305f\u3002 \u6982\u8981 \u80cc\u666f\u3068\u76ee\u7684 \u8a73\u7d30 1. \u3084\u308b\u3053\u3068\u3092\u6574\u7406 2. App.js 2.1 Context 2.2 Ref 2.3 Context\u3078\u306e\u5f15\u304d\u6e21\u3057 2.4 \u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u30dc\u30c3\u30af\u30b9 2.5 div 3. \u52d5\u4f5c\u78ba\u8a8d 4. Context\u3092\u307e\u3068\u3081\u3066\u4f7f\u3044\u3084\u3059\u304f\u3059\u308b(2025/03/21\u8ffd\u8a18) 3.1 MyValueContext.tsx 3.2 App.tsx \u307e\u3068\u3081\u3068\u4eca\u5f8c\u306e\u8ab2\u984c \u80cc\u666f\u3068\u76ee\u7684 \u524d\u56de\u3001 dekuo-03.hatenablog.jp React\u30a2\u30d7\u30ea\u306e\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u3001\u30a2\u30d7\u30ea\u3092\u4f5c\u2026","blog_url":"https://dekuo-03.hatenablog.jp/","version":"1.0","published":"2023-07-07 22:21:58","author_name":"dekuo-03","blog_title":"\u5de5\u4f5c\u3068\u7af6\u99ac2","categories":["\u6280\u8853\u30e1\u30e2"],"provider_name":"Hatena Blog","width":"100%","title":"React\u3067\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u306e\u30c7\u30fc\u30bf\u3084\u308a\u53d6\u308a\u3092\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u3092\u6574\u7406\u3057\u3066\u7f6e\u304f","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/dekuo-03/20230707/20230707221448.png","author_url":"https://blog.hatena.ne.jp/dekuo-03/"}