{"blog_title":"Flutter\u958b\u767a\u30e1\u30e2","version":"1.0","author_name":"BEETLE2000","description":"Flutter\u3067\u306f\u3001Widget\u306e\u518d\u30d3\u30eb\u30c9\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u3001\u5b9f\u969b\u306b\u518d\u63cf\u753b\uff08\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff09\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u3092\u3069\u306e\u3088\u3046\u306b\u5224\u65ad\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u672c\u8a18\u4e8b\u3067\u306f\u3001Flutter\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u6700\u9069\u5316\u306e\u4ed5\u7d44\u307f\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002 1. Widget\u306e==\u6bd4\u8f03\u306b\u3088\u308b\u5224\u5b9a Flutter\u306eWidget\u30af\u30e9\u30b9\u306f immutable\uff08\u4e0d\u5909\uff09 \u3067\u3042\u308a\u3001build\u30e1\u30bd\u30c3\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b\u305f\u3073\u306b\u65b0\u3057\u3044Widget\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001Flutter\u306f\u65e2\u5b58\u306eWidget\u3068\u65b0\u3057\u3044Widget\u3092 ==\uff08\u7b49\u4fa1\u6027\u6bd4\u8f03\uff09 \u3059\u308b\u3053\u3068\u3067\u3001\u540c\u3058\u3082\u306e\u3067\u3042\u308c\u3070\u518d\u63cf\u753b\u3092\u30b9\u30ad\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002 == \u306b\u3088\u308b\u5224\u5b9a\u306e\u4ed5\u7d44\u307f Flutter\u306e Wi\u2026","blog_url":"https://beetle2000.hatenadiary.com/","height":"190","published":"2025-03-16 10:33:25","categories":[],"url":"https://beetle2000.hatenadiary.com/entry/2025/03/16/103325","width":"100%","author_url":"https://blog.hatena.ne.jp/BEETLE2000/","image_url":null,"provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbeetle2000.hatenadiary.com%2Fentry%2F2025%2F03%2F16%2F103325\" title=\"\u3010Flutter\u3011\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u518d\u30d3\u30eb\u30c9\u6642\u306b\u518d\u63cf\u753b\uff08\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff09\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u4ed5\u7d44\u307f - Flutter\u958b\u767a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","type":"rich","title":"\u3010Flutter\u3011\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u518d\u30d3\u30eb\u30c9\u6642\u306b\u518d\u63cf\u753b\uff08\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff09\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u4ed5\u7d44\u307f"}