{"blog_url":"https://terazzo.hatenadiary.org/","categories":["PHP"],"url":"https://terazzo.hatenadiary.org/entry/2024/12/15/114323","width":"100%","image_url":null,"title":"PHP\u3067\u7121\u9650\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u76f4\u7a4d(1)","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fterazzo.hatenadiary.org%2Fentry%2F2024%2F12%2F15%2F114323\" title=\"PHP\u3067\u7121\u9650\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u76f4\u7a4d(1) - terazzo\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"PHP\u30672\u500b\u306e\u914d\u5217\u304b\u3089\u4e00\u3064\u3065\u3064\u5024\u3092\u53d6\u308a\u51fa\u3057\u305f\u969b\u306e\u5168\u3066\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u53d6\u5f97\u3057\u305f\u3044\u5834\u5408\u306fforeach\u3092\u5165\u308c\u5b50\u306b\u3059\u308c\u3070\u3044\u3044\u3002 $arr1 = [0, 1, 2]; $arr2 = ['a', 'b', 'c']; $product = iterator_to_array((function ($a1, $a2) { foreach ($a1 as $v1) { foreach ($a2 as $v2) { yield [$v1, $v2]; } } })($arr1, $arr2)); echo \"[[\" . implode(\"],[\", array_map(fn($arr) => implode(\u2026","provider_url":"https://hatena.blog","author_name":"terazzo","author_url":"https://blog.hatena.ne.jp/terazzo/","blog_title":"terazzo\u306e\u65e5\u8a18","published":"2024-12-15 11:43:23","version":"1.0","provider_name":"Hatena Blog","type":"rich","height":"190"}