{"id":102,"date":"2022-01-17T23:41:51","date_gmt":"2022-01-17T14:41:51","guid":{"rendered":"https:\/\/www.b64.pw\/blog\/?p=102"},"modified":"2022-01-17T23:47:15","modified_gmt":"2022-01-17T14:47:15","slug":"php8-1%e6%96%b0%e6%a9%9f%e8%83%bd%e7%b4%b9%e4%bb%8b-array-unpacking-support-for-string-keyed-arrays","status":"publish","type":"post","link":"https:\/\/www.b64.pw\/blog\/?p=102","title":{"rendered":"PHP8.1\u306e\u65b0\u6a5f\u80fd\u7d39\u4ecb Array unpacking support for string-keyed arrays"},"content":{"rendered":"\n<p>\u3053\u308c\u306f\u5358\u7d14\u306b\u4fbf\u5229\u3002<br>array_merge\u306e\u7cd6\u8863\u69cb\u6587\u306e\u3088\u3046\u306b\u4f7f\u3048\u308b\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u9023\u60f3\u914d\u5217\u306e\u30ad\u30fc\u304c\u304b\u3076\u3063\u3066\u3044\u305f\u5834\u5408\u306f\u5f8c\u52dd\u3061(\u53f3\u306b\u3042\u308b\u3082\u306e\u304c\u512a\u5148)\u306a\u306e\u3067\u6ce8\u610f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$list1 = &#91;'a'=&gt;1, 99];\n$list2 = &#91;'a'=&gt;2, 88];\n$list3 = &#91;'a'=&gt;3, 77];\n\nvar_dump(&#91;...$list1,...$list2,...$list3]);\nvar_dump(&#91;...$list1,...$list3,...$list2]);\n\n\/*\narray(4) {\n  &#91;\"a\"]=&gt;\n  int(3)\n  &#91;0]=&gt;\n  int(99)\n  &#91;1]=&gt;\n  int(88)\n  &#91;2]=&gt;\n  int(77)\n}\narray(4) {\n  &#91;\"a\"]=&gt;\n  int(2)\n  &#91;0]=&gt;\n  int(99)\n  &#91;1]=&gt;\n  int(77)\n  &#91;2]=&gt;\n  int(88)\n}\n*\/\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u308c\u306f\u5358\u7d14\u306b\u4fbf\u5229\u3002array_merge\u306e\u7cd6\u8863\u69cb\u6587\u306e\u3088\u3046\u306b\u4f7f &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[],"_links":{"self":[{"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/102"}],"collection":[{"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=102"}],"version-history":[{"count":2,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/102\/revisions"}],"predecessor-version":[{"id":104,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/102\/revisions\/104"}],"wp:attachment":[{"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.b64.pw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}