{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.enjoyxstudy.com%2Fentry%2F2018%2F11%2F03%2F000000\" title=\"\u5927\u304d\u306a\u30ea\u30b9\u30c8\u3092\u691c\u7d22\u3059\u308b\u3068\u304d\u306bArrayList\u3067\u306f\u306a\u304fHashSet\u3092\u4f7f\u3046 (Java) - Enjoy*Study\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","categories":["[programming]","Java"],"height":"190","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/o/onozaty/20181103/20181103211322.png","type":"rich","description":"\u793e\u5185\u3067\u3082\u540c\u3058\u3053\u3068\u66f8\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3053\u3063\u3061\u3067\u3082\u3002 \u5927\u304d\u306a\u30ea\u30b9\u30c8(\u4f8b\u3048\u307010\u4e07\u4ef6\u3092\u8d85\u3048\u308b\u3088\u3046\u306a\u3082\u306e)\u304b\u3089\u4e00\u81f4\u3059\u308b\u3082\u306e\u3092\u63a2\u3059\u5834\u5408\u3001ArrayList#contains\u3092\u4f7f\u3046\u3068\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7684\u306b\u554f\u984c\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002ArrayList#contains\u306f\u3001\u5148\u982d\u304b\u3089\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u306b\u898b\u3066\u3044\u304f\u305f\u3081\u3067\u3059\u3002 \u3067\u3001\u5927\u304d\u306a\u30ea\u30b9\u30c8\u3092\u691c\u7d22\u3059\u308b\u5834\u5408\u306b\u306f\u3001\u691c\u7d22\u306b\u5411\u3044\u305f\u30c7\u30fc\u30bf\u5f62\u5f0f\u3001\u4f8b\u3048\u3070HashSet\u306b\u683c\u7d0d\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5927\u304d\u304f\u6539\u5584\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002HashSet\u306f\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb\u3092\u4f7f\u3063\u3066\u5024\u3092\u683c\u7d0d\u3059\u308b\u306e\u3067\u3001\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u306b\u898b\u3066\u3044\u304f\u3088\u308a\u9ad8\u901f\u3067\u3059\u3002 \u3068\u3044\u3046\u3053\u3068\u3067\u3001\u8a66\u3057\u305f\u30b3\u30fc\u30c9\u3067\u3059\u3002 10\u4e07\u4ef6\u306e2\u3064\u306e\u30ea\u30b9\u30c8\u2026","author_name":"onozaty","url":"https://blog.enjoyxstudy.com/entry/2018/11/03/000000","provider_url":"https://hatena.blog","title":"\u5927\u304d\u306a\u30ea\u30b9\u30c8\u3092\u691c\u7d22\u3059\u308b\u3068\u304d\u306bArrayList\u3067\u306f\u306a\u304fHashSet\u3092\u4f7f\u3046 (Java)","width":"100%","blog_url":"https://blog.enjoyxstudy.com/","published":"2018-11-03 00:00:00","blog_title":"Enjoy*Study","author_url":"https://blog.hatena.ne.jp/onozaty/","provider_name":"Hatena Blog"}