{"id":3568,"date":"2026-10-23T08:55:52","date_gmt":"2026-10-22T23:55:52","guid":{"rendered":"https:\/\/qol-kk.com\/wp2\/?p=3568"},"modified":"2026-10-23T08:55:52","modified_gmt":"2026-10-22T23:55:52","slug":"20260914-00mu0kqr","status":"publish","type":"post","link":"https:\/\/qol-kk.com\/wp2\/blog\/2026\/10\/23\/20260914-00mu0kqr\/","title":{"rendered":"Carbon\u3067\u65e5\u4ed8\u51e6\u7406\u306e\u30d0\u30b0\u3092\u9632\u3050\uff1a\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3068\u4e0d\u5909\u6027\u306e\u843d\u3068\u3057\u7a74"},"content":{"rendered":"<h2>\u6982\u8981<\/h2>\n<p>PHP\/Laravel \u3067\u65e5\u4ed8\u3092\u6271\u3046\u306a\u3089 Carbon \u306f\u307b\u307c\u5fc5\u9808\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u304c\u3001\u300c\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u300d\u3068\u300c\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\uff08\u53ef\u5909\uff09\u6027\u300d\u306e 2 \u3064\u3092\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u30c6\u30b9\u30c8\u3067\u306f\u901a\u308b\u306e\u306b\u672c\u756a\u3067\u65e5\u4ed8\u304c\u305a\u308c\u308b\u3001\u96c6\u8a08\u304c 1 \u4ef6\u3060\u3051\u72c2\u3046\u3001\u3068\u3044\u3063\u305f\u518d\u73fe\u3057\u3065\u3089\u3044\u30d0\u30b0\u3092\u8e0f\u307f\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u5b9f\u969b\u306b\u906d\u9047\u3057\u304c\u3061\u306a 2 \u7cfb\u7d71\u306e\u30c8\u30e9\u30d6\u30eb\uff08\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u305a\u308c\uff0f<code>Carbon<\/code> \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u7834\u58ca\u7684\u5909\u66f4\uff09\u306b\u3064\u3044\u3066\u3001\u539f\u56e0\u3068\u5bfe\u7b56\u3001\u78ba\u8a8d\u65b9\u6cd5\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n<h2>\u74b0\u5883<\/h2>\n<ul>\n<li>PHP 8.x<\/li>\n<li>Laravel 10 \/ 11 \u7cfb<\/li>\n<li><code>nesbot\/carbon<\/code> v2 \u7cfb\uff08<code>CarbonImmutable<\/code> \u3092\u542b\u3080\uff09<\/li>\n<li>\u60f3\u5b9a: \u30a2\u30d7\u30ea\u306e\u8868\u793a\u306f\u65e5\u672c\u6642\u9593\uff08JST, <code>Asia\/Tokyo<\/code>\uff09\u3001DB \u306f UTC \u4fdd\u5b58<\/li>\n<\/ul>\n<h2>\u767a\u751f\u3057\u305f\u554f\u984c<\/h2>\n<h3>\u75c7\u72b61: \u300c\u4eca\u65e5\u306e\u4ef6\u6570\u300d\u304c\u305a\u308c\u308b<\/h3>\n<p>\u300c\u672c\u65e5\u767b\u9332\u3055\u308c\u305f\u30ec\u30b3\u30fc\u30c9\u6570\u300d\u3092\u96c6\u8a08\u3059\u308b\u3068\u3001\u6df1\u591c\u301c\u65e9\u671d\u306e\u6642\u9593\u5e2f\u3060\u3051\u4ef6\u6570\u304c 1 \u65e5\u305a\u308c\u308b\u3002\u65e5\u4e2d\u306f\u6b63\u3057\u3044\u3002<\/p>\n<h3>\u75c7\u72b62: \u671f\u9593\u30d5\u30a3\u30eb\u30bf\u304c1\u65e5\u5206\u8db3\u308a\u306a\u3044\/\u591a\u3044<\/h3>\n<p>\u300c\u4eca\u6708\u5206\u300d\u3092 <code>startOfMonth<\/code> \/ <code>endOfMonth<\/code> \u3067\u7d5e\u3063\u305f\u306f\u305a\u304c\u3001\u6708\u521d\u30fb\u6708\u672b\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u308a\u3053\u307c\u3055\u308c\u308b\u3001\u307e\u305f\u306f\u7fcc\u6708\u5206\u304c\u6df7\u3056\u308b\u3002<\/p>\n<h3>\u75c7\u72b63: \u540c\u3058\u65e5\u4ed8\u3092\u4f7f\u3044\u56de\u3059\u3068\u5024\u304c\u5909\u308f\u308b<\/h3>\n<p>\u57fa\u6e96\u65e5\u304b\u3089\u300c7\u65e5\u5f8c\u300d\u300c14\u65e5\u5f8c\u300d\u3092\u8a08\u7b97\u3057\u305f\u3089\u3001\u306a\u305c\u304b\u4e21\u65b9\u3068\u3082 21 \u65e5\u5f8c\u306b\u306a\u3063\u3066\u3044\u305f\u3002<\/p>\n<h2>\u539f\u56e0<\/h2>\n<h3>\u539f\u56e01: \u30a2\u30d7\u30ea\u306e\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3068DB\u4fdd\u5b58\u5024\u306e\u4e0d\u4e00\u81f4<\/h3>\n<p>Laravel \u306e <code>config\/app.php<\/code> \u306e <code>timezone<\/code> \u3092 <code>Asia\/Tokyo<\/code> \u306b\u8a2d\u5b9a\u3057\u3066\u3044\u3066\u3082\u3001Eloquent \u306e <code>created_at<\/code> \u306a\u3069\u306f\u57fa\u672c\u7684\u306b UTC \u3092\u524d\u63d0\u306b\u4fdd\u5b58\u30fb\u53d6\u5f97\u3055\u308c\u307e\u3059\u3002\u300c<code>now()<\/code> \u304c\u8fd4\u3059\u306e\u306f\u4f55\u6642\u306a\u306e\u304b\u300d\u300cDB \u306e\u30ab\u30e9\u30e0\u306b\u5165\u3063\u3066\u3044\u308b\u5024\u306f UTC \u306a\u306e\u304b JST \u306a\u306e\u304b\u300d\u3092\u6df7\u540c\u3059\u308b\u3068\u3001\u65e5\u5883\u754c\uff080:00\uff09\u4ed8\u8fd1\u3067\u305a\u308c\u307e\u3059\u3002<\/p>\n<p>JST \u306e 2026-09-14 08:00 \u306f UTC \u3067\u306f 2026-09-13 23:00\u3002UTC \u57fa\u6e96\u3067\u300c9\/14 \u306e 0:00\u301c\u300d\u3092\u5883\u754c\u306b\u3059\u308b\u3068\u3001JST \u306e\u671d\u65b9\u306b\u4f5c\u3089\u308c\u305f\u30ec\u30b3\u30fc\u30c9\u304c\u300c\u524d\u65e5\u300d\u306b\u5165\u308a\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<h3>\u539f\u56e02: Carbon \u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\uff08\u7834\u58ca\u7684\uff09<\/h3>\n<p>\u6700\u5927\u306e\u843d\u3068\u3057\u7a74\u304c\u3053\u308c\u3067\u3059\u3002<code>Carbon<\/code> \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e <code>addDays()<\/code> \u306a\u3069\u306f <strong>\u5143\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u3092\u66f8\u304d\u63db\u3048\u3066<\/strong> \u8fd4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">$base = Carbon::parse('2026-09-14');\n\n$sevenDaysLater    = $base-&gt;addDays(7);   \/\/ $base \u81ea\u8eab\u304c 9\/21 \u306b\u306a\u308b\n$fourteenDaysLater = $base-&gt;addDays(7);   \/\/ \u3055\u3089\u306b +7 \u3067 9\/28\u3001\u3057\u304b\u3082 $base \u3082 9\/28\n\n\/\/ 2\u3064\u306e\u5909\u6570\u306f\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u6307\u3057\u3066\u3044\u308b<\/pre>\n<p><code>$base<\/code> \u3092\u300c\u4e0d\u5909\u306e\u57fa\u6e96\u65e5\u300d\u3060\u3068\u601d\u3063\u3066\u4f7f\u3044\u56de\u3059\u3068\u3001\u53c2\u7167\u5148\u304c\u6b21\u3005\u306b\u66f8\u304d\u63db\u308f\u308a\u3001\u75c7\u72b63 \u306e\u3088\u3046\u306a\u300c\u4e21\u65b9\u540c\u3058\u5024\u300d\u300c\u610f\u56f3\u3057\u306a\u3044\u52a0\u7b97\u306e\u84c4\u7a4d\u300d\u304c\u8d77\u304d\u307e\u3059\u3002<\/p>\n<h2>\u5bfe\u5fdc\u65b9\u6cd5<\/h2>\n<h3>\u5bfe\u7b561: \u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u306f\u300c\u5165\u53e3\u3067\u5909\u63db\u30fb\u5883\u754c\u3092\u660e\u793a\u300d<\/h3>\n<p>\u300c\u5883\u754c\u3092\u4f5c\u308b\u5074\u300d\u3068\u300cDB \u306e\u5024\u300d\u306e\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u5fc5\u305a\u4e00\u81f4\u3055\u305b\u307e\u3059\u3002\u66d6\u6627\u306a <code>now()<\/code> \u3092\u305d\u306e\u307e\u307e\u6bd4\u8f03\u306b\u4f7f\u308f\u306a\u3044\u306e\u304c\u8981\u70b9\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">\/\/ JST\u3067\u300c\u4eca\u65e5\u306e\u7bc4\u56f2\u300d\u3092\u4f5c\u308a\u3001UTC\u306b\u5909\u63db\u3057\u3066\u304b\u3089\u30af\u30a8\u30ea\u3078\n$tz = 'Asia\/Tokyo';\n$startJst = Carbon::now($tz)-&gt;startOfDay();          \/\/ JST 0:00\n$endJst   = Carbon::now($tz)-&gt;endOfDay();            \/\/ JST 23:59:59\n\n$count = Order::whereBetween('created_at', [\n    $startJst-&gt;clone()-&gt;setTimezone('UTC'),\n    $endJst-&gt;clone()-&gt;setTimezone('UTC'),\n])-&gt;count();<\/pre>\n<h3>\u5bfe\u7b562: \u4e0d\u5909\u304c\u6b32\u3057\u3044\u306a\u3089 CarbonImmutable \u3092\u4f7f\u3046<\/h3>\n<p><code>CarbonImmutable<\/code> \u3092\u4f7f\u3048\u3070\u3001\u7834\u58ca\u7684\u5909\u66f4\u306b\u8d77\u56e0\u3059\u308b\u30d0\u30b0\u306f\u69cb\u9020\u7684\u306b\u9632\u3052\u307e\u3059\u3002<code>addDays()<\/code> \u306a\u3069\u306f\u5e38\u306b <strong>\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9<\/strong> \u3092\u8fd4\u3057\u3001\u5143\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/p>\n<pre class=\"lang:default decode:true\">use Carbon\\CarbonImmutable;\n\n$base = CarbonImmutable::parse('2026-09-14');\n\n$sevenDaysLater    = $base-&gt;addDays(7);  \/\/ 9\/21\uff08$base \u306f 9\/14 \u306e\u307e\u307e\uff09\n$fourteenDaysLater = $base-&gt;addDays(14); \/\/ 9\/28\uff08$base \u306f 9\/14 \u306e\u307e\u307e\uff09<\/pre>\n<p>Laravel \u306a\u3089\u3001<code>AppServiceProvider<\/code> \u306e <code>boot()<\/code> \u3067\u30a2\u30d7\u30ea\u5168\u4f53\u3092 Immutable \u524d\u63d0\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">use Illuminate\\Support\\Carbon;\n\npublic function boot(): void\n{\n    Carbon::useImmutable();\n}<\/pre>\n<h3>\u5bfe\u7b563: \u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306e\u307e\u307e\u4f7f\u3046\u306a\u3089 clone \u3092\u5fb9\u5e95<\/h3>\n<p>\u65e2\u5b58\u30b3\u30fc\u30c9\u304c\u53ef\u5909\u524d\u63d0\u3067\u5168\u9762\u79fb\u884c\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u3001\u57fa\u6e96\u65e5\u304b\u3089\u6d3e\u751f\u5024\u3092\u4f5c\u308b\u305f\u3073\u306b <code>clone()<\/code> \u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">$base = Carbon::parse('2026-09-14');\n\n$sevenDaysLater    = $base-&gt;clone()-&gt;addDays(7);\n$fourteenDaysLater = $base-&gt;clone()-&gt;addDays(14);\n\/\/ $base \u306f 9\/14 \u306e\u307e\u307e<\/pre>\n<h2>\u5b9f\u88c5\u4f8b<\/h2>\n<p>\u300c\u57fa\u6e96\u65e5\u304b\u3089\u8907\u6570\u306e\u6d3e\u751f\u65e5\u3092\u8a08\u7b97\u3059\u308b\u300d\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u3092\u3001\u5b89\u5168\u306a\u5f62\u3067\u66f8\u304f\u3068\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">use Carbon\\CarbonImmutable;\n\nclass BillingPeriod\n{\n    public function __construct(\n        private readonly CarbonImmutable $base,\n    ) {}\n\n    \/** \u8acb\u6c42\u30b5\u30a4\u30af\u30eb\u306e\u533a\u5207\u308a\u3092\u8fd4\u3059\uff08base\u306f\u4e00\u5207\u5909\u308f\u3089\u306a\u3044\uff09 *\/\n    public function milestones(): array\n    {\n        return [\n            'issued_at'   =&gt; $this-&gt;base,\n            'due_at'      =&gt; $this-&gt;base-&gt;addDays(30),\n            'reminder_at' =&gt; $this-&gt;base-&gt;addDays(23),\n            'overdue_at'  =&gt; $this-&gt;base-&gt;addDays(31)-&gt;startOfDay(),\n        ];\n    }\n}\n\n$period = new BillingPeriod(CarbonImmutable::parse('2026-09-14', 'Asia\/Tokyo'));\n$m = $period-&gt;milestones();\n\/\/ $m['due_at'] \u3068 $m['reminder_at'] \u306f\u72ec\u7acb\u3057\u305f\u5225\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9<\/pre>\n<p>\u5f15\u6570\u3067\u53d7\u3051\u53d6\u3063\u305f\u53ef\u5909\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u95a2\u6570\u5185\u3067\u66f8\u304d\u63db\u3048\u308b\u3068\u547c\u3073\u51fa\u3057\u5074\u306e\u5024\u304c\u5909\u308f\u308b\u305f\u3081\u3001\u300c\u5f15\u6570\u3067\u53d7\u3051\u305f <code>Carbon<\/code> \u3092\u66f8\u304d\u63db\u3048\u306a\u3044\u300d\u3068\u3044\u3046\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u306b\u3057\u3066\u304a\u304f\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n<h2>\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n<h3>\u518d\u73fe\u30c6\u30b9\u30c8\u3092\u66f8\u304f\uff08\u4e0d\u5909\u6027\uff09<\/h3>\n<pre class=\"lang:default decode:true\">public function test_base_date_is_not_mutated(): void\n{\n    $base = CarbonImmutable::parse('2026-09-14');\n\n    $base-&gt;addDays(7);  \/\/ \u623b\u308a\u5024\u3092\u6368\u3066\u3066\u3082\u2026\n\n    $this-&gt;assertSame('2026-09-14', $base-&gt;toDateString()); \/\/ base\u306f\u4e0d\u5909\n}<\/pre>\n<p><code>Carbon<\/code>\uff08\u53ef\u5909\uff09\u3067\u540c\u3058\u30c6\u30b9\u30c8\u3092\u66f8\u304f\u3068\u3053\u306e assert \u306f\u843d\u3061\u307e\u3059\u3002\u3053\u308c\u304c\u300c\u53ef\u5909\u3067\u3042\u308b\u3053\u3068\u300d\u306e\u8a3c\u660e\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u5883\u754c\u306e\u30c6\u30b9\u30c8<\/h3>\n<p><code>Carbon::setTestNow()<\/code> \u3067\u6642\u523b\u3092\u56fa\u5b9a\u3057\u3001\u65e5\u5883\u754c\u4ed8\u8fd1\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">public function test_today_count_respects_jst_boundary(): void\n{\n    \/\/ JST 9\/14 00:30 = UTC 9\/13 15:30\n    Carbon::setTestNow(Carbon::parse('2026-09-14 00:30:00', 'Asia\/Tokyo'));\n\n    $start = Carbon::now('Asia\/Tokyo')-&gt;startOfDay();\n    $this-&gt;assertSame('2026-09-14 00:00:00', $start-&gt;format('Y-m-d H:i:s'));\n\n    Carbon::setTestNow(); \/\/ \u5f8c\u59cb\u672b\u3092\u5fd8\u308c\u305a\u306b\n}<\/pre>\n<h2>\u6ce8\u610f\u70b9<\/h2>\n<ul>\n<li><code>useImmutable()<\/code> \u3092\u5f8c\u304b\u3089\u5168\u4f53\u9069\u7528\u3059\u308b\u3068\u3001\u7834\u58ca\u7684\u5909\u66f4\u3092\u524d\u63d0\u306b\u66f8\u304b\u308c\u305f\u7b87\u6240\u306e\u6319\u52d5\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u5207\u308a\u66ff\u3048\u306f<strong>\u30c6\u30b9\u30c8\u304c\u3042\u308b\u72b6\u614b\u3067<\/strong>\u6bb5\u968e\u7684\u306b\u3002<\/li>\n<li><code>diffInDays()<\/code> \u306a\u3069\u306e\u5dee\u5206\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u7d76\u5bfe\u5024\u30fb\u7b26\u53f7\u30fb\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u306e\u6271\u3044\u306b\u7656\u304c\u3042\u308a\u307e\u3059\u3002\u5883\u754c\u65e5\u306e\u5dee\u5206\u306f\u5fc5\u305a\u30c6\u30b9\u30c8\u3067\u56fa\u5b9a\u3057\u3066\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<li><code>parse()<\/code> \u306b\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u6e21\u3055\u306a\u3044\u3068\u3001\u30a2\u30d7\u30ea\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u304c\u6697\u9ed9\u3067\u4f7f\u308f\u308c\u307e\u3059\u3002\u6587\u5b57\u5217\u30d1\u30fc\u30b9\u6642\u306f\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u660e\u793a\u3059\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/li>\n<li><code>setTestNow()<\/code> \u306f\u30c6\u30b9\u30c8\u5f8c\u306b\u5fc5\u305a\u89e3\u9664\u3059\u308b\uff08<code>tearDown<\/code> \u3067 <code>Carbon::setTestNow()<\/code>\uff09\u3002\u89e3\u9664\u6f0f\u308c\u306f\u4ed6\u30c6\u30b9\u30c8\u3092\u5dfb\u304d\u8fbc\u307f\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u307e\u3068\u3081<\/h2>\n<ul>\n<li>Carbon \u306e\u30d0\u30b0\u306e\u591a\u304f\u306f\u300c\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u306e\u4e0d\u4e00\u81f4\u300d\u3068\u300c\u30c7\u30d5\u30a9\u30eb\u30c8\u304c\u53ef\u5909\u3067\u3042\u308b\u3053\u3068\u300d\u306b\u96c6\u7d04\u3055\u308c\u308b\u3002<\/li>\n<li>\u5883\u754c\u8a08\u7b97\u3067\u306f <strong>DB \u306e\u4fdd\u5b58\u57fa\u6e96\u3068\u5883\u754c\u306e\u57fa\u6e96\u3092\u4e00\u81f4<\/strong> \u3055\u305b\u3001<code>setTimezone<\/code> \u3092\u660e\u793a\u3059\u308b\u3002<\/li>\n<li>\u4e0d\u5909\u6027\u304c\u6b32\u3057\u3044\u306a\u3089 <code>CarbonImmutable<\/code>\u3001\u65e2\u5b58\u304c\u53ef\u5909\u306a\u3089 <strong>\u6d3e\u751f\u3054\u3068\u306b <code>clone()<\/code><\/strong>\u3002<\/li>\n<li>\u4e0d\u5909\u6027\u30fb\u5883\u754c\u305a\u308c\u306f <strong><code>setTestNow()<\/code> \u3092\u4f7f\u3063\u305f\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3067\u78ba\u5b9f\u306b\u56fa\u5b9a\u30fb\u691c\u51fa\u3067\u304d\u308b<\/strong>\u3002\u300c\u30c6\u30b9\u30c8\u3067\u518d\u73fe\u3067\u304d\u308b\u300d\u72b6\u614b\u306b\u3057\u3066\u304a\u304f\u306e\u304c\u3001\u3053\u306e\u624b\u306e\u30d0\u30b0\u518d\u767a\u9632\u6b62\u306e\u3044\u3061\u3070\u3093\u306e\u8fd1\u9053\u3067\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>PHP\/Laravel \u3067\u65e5\u4ed8\u3092\u6271\u3046\u306a\u3089 Carbon \u306f\u307b\u307c\u5fc5\u9808\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u304c\u3001\u300c\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u300d\u3068\u300c\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\uff08\u53ef\u5909\uff09\u6027\u300d\u306e 2 \u3064\u3092\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u30c6\u30b9\u30c8\u3067\u306f\u901a\u308b\u306e\u306b\u672c\u756a\u3067\u65e5\u4ed8\u304c\u305a\u308c\u308b\u3001\u96c6\u8a08\u304c 1 \u4ef6\u3060\u3051\u72c2\u3046\u3001\u3068\u3044\u3063\u305f\u518d\u73fe\u3057\u3065\u3089\u2026<\/p>\n","protected":false},"author":1,"featured_media":3567,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[34],"tags":[153,98,316,1188,864],"class_list":["post-3568","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php-memorandum","tag-laravel","tag-php","tag-316","tag-1188","tag-864"],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_publicize_connections":[],"jetpack-related-posts":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/qol-kk.com\/wp2\/wp-content\/uploads\/2026\/10\/20260914-00mu0kqr-thumbnail.jpg","_links":{"self":[{"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/posts\/3568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/comments?post=3568"}],"version-history":[{"count":1,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/posts\/3568\/revisions"}],"predecessor-version":[{"id":3569,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/posts\/3568\/revisions\/3569"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/media\/3567"}],"wp:attachment":[{"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/media?parent=3568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/categories?post=3568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qol-kk.com\/wp2\/wp-json\/wp\/v2\/tags?post=3568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}