{"width":"100%","height":"190","published":"2025-07-16 14:30:00","url":"https://blog.kimizuka.org/entry/2025/07/16/143000","author_url":"https://blog.hatena.ne.jp/kimizuka/","title":"JavaScript\u3067HH:MM\u3092\u6bd4\u8f03\u3059\u308b \u23f0","description":"HH:MM\u3068\u3001\u5f62\u5f0f\u304c\u63c3\u3063\u3066\u3044\u308c\u3070\u3001 const start = '10:30'; const end = '16:00'; console.log(start < end); // true console.log(start > end); // false console.log(start === end); // false \u3068\u3044\u3046\u611f\u3058\u3067\u3001\u6bd4\u8f03\u3067\u304d\u308b\u3053\u3068\u3092\u77e5\u308a\u307e\u3057\u305f\u3002 \u3044\u307e\u307e\u3067\u3001\u308f\u3056\u308f\u3056\u9069\u5f53\u306a\u65e5\u4ed8\u3092\u3064\u3051\u3066Date\u578b\u306b\u5909\u63db\u3057\u305f\u3082\u306e\u3092Number\u578b\u306b\u5909\u63db\u3057\u3066\u6bd4\u8f03\u3057\u3066\u307e\u3057\u305f\u3002 const start = '10:30'; const end = '16:00'; console.log( N\u2026","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/k/kimizuka/20250716/20250716140043.png","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.kimizuka.org%2Fentry%2F2025%2F07%2F16%2F143000\" title=\"JavaScript\u3067HH:MM\u3092\u6bd4\u8f03\u3059\u308b \u23f0 - \u307f\u304b\u3065\u304d\u30d6\u30ed\u30b0\u30fb\u30ab\u30b9\u30bf\u30e0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["JavaScript"],"type":"rich","version":"1.0","provider_name":"Hatena Blog","author_name":"kimizuka","blog_title":"\u307f\u304b\u3065\u304d\u30d6\u30ed\u30b0\u30fb\u30ab\u30b9\u30bf\u30e0","provider_url":"https://hatena.blog","blog_url":"https://blog.kimizuka.org/"}