{"image_url":null,"categories":[],"url":"https://www.little-cuckoo.jp/entry/2019/08/02/170000","author_url":"https://blog.hatena.ne.jp/wata_d/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.little-cuckoo.jp%2Fentry%2F2019%2F08%2F02%2F170000\" title=\"\u53ef\u5909\u9577\u5f15\u6570\u3092\u3068\u308b\u95a2\u6570\u306b\u914d\u5217\u3092\u6e21\u3057\u305f\u3044(PHP/JavaScript) - \u9591\u53e4\u9ce5\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2019-08-02 17:00:00","blog_title":"\u9591\u53e4\u9ce5","description":"PHP\u3067: <?php $data = [1, 2, 3, 4, 5]; pack(\"l*\", $data); #=> 20byte\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u307b\u3057\u3044\u306e\u306b\u30014byte\u3057\u304b\u53d6\u308c\u306a\u3044 ?> \u306a\u3093\u3066\u3053\u3068\u3092\u3084\u3063\u3066\u3057\u307e\u3063\u305f\u3002pack\u95a2\u6570\u306e\u7b2c\u4e8c\u5f15\u6570\u306f\u53ef\u5909\u9577\u914d\u5217\u3067\u3059\u304c\u3001\u914d\u5217\u3092\u6e21\u3059\u3068\u305d\u306e\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u8fd4\u3063\u3066\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u3002C\u8a00\u8a9e\u3067printf\u306b\u914d\u5217\u3092\u6e21\u3059\u3088\u3046\u306a\u3053\u3068\u306f\u666e\u901a\u3057\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u306a\u3093\u3068\u306a\u304fPHP\u306f\u3046\u307e\u304f\u3084\u308b\u3093\u3058\u3083\u306a\u3044\u304b\u3068\u601d\u3063\u3066\u3057\u307e\u3063\u305f\u3093\u3067\u3059\u3088\u306d\u2026\u3002 <?php $data = [1, 2, 3, 4, 5]; pack(\"l*\", ...$data); ?> \u4eca\u56de\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3067\u306f\u4e0a\u8a18\u2026","version":"1.0","blog_url":"https://www.little-cuckoo.jp/","height":"190","provider_url":"https://hatena.blog","author_name":"wata_d","provider_name":"Hatena Blog","type":"rich","width":"100%","title":"\u53ef\u5909\u9577\u5f15\u6570\u3092\u3068\u308b\u95a2\u6570\u306b\u914d\u5217\u3092\u6e21\u3057\u305f\u3044(PHP/JavaScript)"}