{"height":"190","blog_title":"DT\u30c0\u30a4\u30ca\u30df\u30af\u30b9 \u30c6\u30c3\u30af\u30d6\u30ed\u30b0","author_name":"dtdynamics","type":"rich","title":"Scala\u306eOption\u3063\u3066\u306a\u3093\u3084\u306d\u3093","width":"100%","description":"\u3054\u3042\u3044\u3055\u3064 \u3053\u3093\u306b\u3061\u306f\u3002meviy\u306eGrowth\u30c1\u30fc\u30e0\u3067\u958b\u767a\u3057\u3066\u3044\u308b\u6797\u3067\u3059\u3002 \u3082\u3068\u3082\u3068Java/Kotlin\u3092\u5229\u7528\u3057\u3066\u958b\u767a\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u304b\u3089Scala\u3092\u5229\u7528\u3057\u305f\u958b\u767a\u306b\u98db\u3073\u8fbc\u3093\u3067\u307e\u305a\u30cf\u30de\u3063\u305fOption\u578b\u306b\u3064\u3044\u3066\u8a71\u3057\u3066\u307f\u3088\u3046\u304b\u3068\u601d\u3044\u307e\u3059\u3002 Option\u578b\u3068\u306f \u305d\u3082\u305d\u3082Option\u578b\u3063\u3066\u306a\u3093\u306a\u3093\u3067\u3057\u3087\u3046\u304b\uff1f Wikipedia\u306b\u3088\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3068\u578b\u7406\u8ad6\u306b\u304a\u3044\u3066\u3001Option\u578b\uff08\u82f1\u8a9e: Option type\uff09\u307e\u305f\u306fMaybe\u578b\uff08\u82f1\u8a9e: Maybe type\uff09\u306f\u5b58\u5728\u3057\u306a\u3044\u53ef\u80fd\u6027\u306e\u3042\u308b\u5024\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3066\u8868\u3059\u591a\u76f8\u578b\u3067\u3042\u308b\u3002 \u7d50\u679c\u304c\u8fd4\u3063\u3066\u304f\u308b\u304b\u308f\u304b\u3089\u306a\u3044\u3001\u4f7f\u3046\u3068\u304d\u306b\u4e2d\u8eab\u7a7a\u304b\u2026","url":"https://techblog.dt-dynamics.com/entry/2025/03/30/120519","categories":["Scala"],"author_url":"https://blog.hatena.ne.jp/dtdynamics/","published":"2025-03-30 12:05:19","blog_url":"https://techblog.dt-dynamics.com/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","version":"1.0","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftechblog.dt-dynamics.com%2Fentry%2F2025%2F03%2F30%2F120519\" title=\"Scala\u306eOption\u3063\u3066\u306a\u3093\u3084\u306d\u3093 - DT\u30c0\u30a4\u30ca\u30df\u30af\u30b9 \u30c6\u30c3\u30af\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>"}