{"url":"https://talosta.hatenablog.com/entry/peek","description":"\u3053\u3093\u306b\u3061\u306f\u3002\u305f\u308d\u3059\u3067\u3059\u3002\u4eca\u56de\u306fStreamAPI\u306epeek\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u4f7f\u3044\u65b9 \u304a\u308f\u308a\u306b \u304a\u3059\u3059\u3081\u306e\u5b66\u7fd2\u672c \u4f7f\u3044\u65b9 peek\u306fStream\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u305d\u306e\u307e\u307e\u8fd4\u3059\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002\u5f15\u6570\u306b\u526f\u4f5c\u7528\u3092\u4f34\u3046\u51e6\u7406\u3092\u66f8\u304f\u3053\u3068\u3067\u3001\u30c7\u30d0\u30c3\u30b0\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002 int[] array = { 1, 2, 3, 4, 5 }; IntStream stream = Arrays.stream(array); stream.peek(System.out::print).count(); 12345peek\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u3067\u51fa\u529b\u3059\u308b\u51e6\u7406\u3092\u66f8\u304f\u3053\u3068\u3067Stream\u306e\u4e2d\u8eab\u3092\u53ef\u8996\u5316\u2026","provider_url":"https://hatena.blog","version":"1.0","height":"190","width":"100%","blog_url":"https://talosta.hatenablog.com/","type":"rich","provider_name":"Hatena Blog","title":"Java Gold\u5408\u683c\u3078\u306e\u9053\u3000\uff5eStreamAPI\u30fbpeek\uff5e","categories":["\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0-Java","\u8cc7\u683c","\u8cc7\u683c-Java Gold"],"author_name":"talosta","author_url":"https://blog.hatena.ne.jp/talosta/","blog_title":"\u305f\u308d\u3059\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u6559\u5ba4","published":"2022-03-01 18:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftalosta.hatenablog.com%2Fentry%2Fpeek\" title=\"Java Gold\u5408\u683c\u3078\u306e\u9053\u3000\uff5eStreamAPI\u30fbpeek\uff5e - \u305f\u308d\u3059\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u6559\u5ba4\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/talosta/20220106/20220106132834.jpg"}