{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Firof.hateblo.jp%2Fentry%2F20120720%2Fp1\" title=\"null\u3092\u5b89\u6613\u306b\u4f7f\u308f\u306a\u3044 - \u65e5\u3005\u5e38\u3005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://irof.hateblo.jp/entry/20120720/p1","provider_url":"https://hatena.blog","author_name":"irof","categories":["Java","Java\u5165\u9580+\u03b1"],"type":"rich","title":"null\u3092\u5b89\u6613\u306b\u4f7f\u308f\u306a\u3044","version":"1.0","published":"2012-07-20 00:00:00","description":"\u30c4\u30a4\u30fc\u30c8\u306e\u307e\u307e\u306a\u3093\u3060\u3051\u3069\u3002 \u30e1\u30bd\u30c3\u30c9\u547c\u3093\u3067\u30ea\u30b9\u30c8\u8cb0\u3063\u3066for\u3067\u3050\u308b\u3050\u308b\u56de\u3059\u3001\u306a\u3093\u3066\u3053\u3068\u306f\u3088\u304f\u3084\u308a\u307e\u3059\u3002\u5168\u4ef6\u51e6\u7406\u3059\u308b\u305f\u3081\u306bfor\u30eb\u30fc\u30d7\u306a\u3093\u3066\u4f55\u6642\u4ee3\u3060 \u3053\u307b\u3093\u2026\u2026\u3053\u3093\u306a\u611f\u3058\u3002 List list = hoge(); for (Object str : list) { // \u4f55\u3089\u304b\u306e\u51e6\u7406 } \u3067\u3001hoge\u3092\u8997\u3044\u3066\u307f\u305f\u3089\u3053\u3093\u306a\u5b9f\u88c5\u3060\u3063\u305f\u308a\u3002 List hoge() { List list = new ArrayList(); // \u4f55\u3089\u304b\u306e\u51e6\u7406 if (list.size() > 0) { return list; } else { return null; } } \u3053\u308c\u3067\u3081\u3067\u305f\u304f\u3001\u6700\u521d\u306b\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u2026","blog_url":"https://irof.hateblo.jp/","height":"190","blog_title":"\u65e5\u3005\u5e38\u3005","author_url":"https://blog.hatena.ne.jp/irof/","image_url":"https://cdn.user.blog.st-hatena.com/default_entry_og_image/5720450/1514243956649492","provider_name":"Hatena Blog","width":"100%"}