{"id":16121,"date":"2019-04-04T15:33:59","date_gmt":"2019-04-04T06:33:59","guid":{"rendered":"http:\/\/www.skyarch.net\/blog\/?p=16121"},"modified":"2019-04-04T15:33:59","modified_gmt":"2019-04-04T06:33:59","slug":"php-%e3%81%a7%e5%85%83%e5%8f%b7%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af","status":"publish","type":"post","link":"https:\/\/www.skyarch.net\/blog\/php-%e3%81%a7%e5%85%83%e5%8f%b7%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af\/","title":{"rendered":"PHP \u3067\u5143\u53f7\u3092\u8868\u793a\u3059\u308b\u306b\u306f?"},"content":{"rendered":"

\u3042\u307e\u308a\u77e5\u3089\u308c\u3066\u3044\u306a\u3044\u3068\u304a\u3082\u3044\u307e\u3059\u304c\u3001\u5b9f\u306f PHP \u3067\u3082\u5143\u53f7\u3092\u4f7f\u3063\u3066\u65e5\u4ed8\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8868\u793a\u53ef\u80fd\u306a\u306e\u306f\u660e\u6cbb 6 \u5e74\u4ee5\u964d\u3067\u305d\u308c\u4ee5\u524d\u306f "\u897f\u66a6" \u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u660e\u6cbb 6 \u5e74\u3068\u3044\u3046\u3068\u305a\u3044\u3076\u3093\u4e2d\u9014\u534a\u7aef\u306a\u611f\u3058\u304c\u3057\u307e\u3059\u304c\u3001Wikipedia1<\/sup><\/a> \u306b\u3088\u308b\u3068\u3053\u306e\u5e74\u306b\u65b0\u66a6\u3068\u306a\u308a\u3001\u65e7\u66a6(\u5929\u4fdd\u66a6)\u304b\u3089\u65b0\u66a6(\u30b0\u30ec\u30b4\u30ea\u30aa\u66a6) \u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u3066\u3001\u897f\u66a6\u306e\u65e5\u4ed8\u3068\u548c\u66a6\u306e\u65e5\u4ed8\u304c\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u304b\u3089\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u306a\u304a\u4eca\u56de\u4f8b\u793a\u7528\u306b\u5229\u7528\u3057\u305f\u74b0\u5883\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n

\n
$ php<\/span> -v\nPHP<\/span> 7.2.15-0ubuntu0.18.04.2 (cli) (<\/span>built<\/span>: Mar 22 2019 17:05:14)<\/span> (<\/span> NTS<\/span> )<\/span>\nCopyright<\/span> (c) 1997-2018<\/span> The PHP Group\nZend<\/span> Engine v3.2.0, Copyright (c) 1998-2018<\/span> Zend Technologies\n    with<\/span> Zend OPcache v7.2.15-0ubuntu0.18.04.2, Copyright (c) 1999-2018<\/span>, by Zend Technologies<\/pre>\n<\/div>\n
\u3055\u3066\u3001\u672c\u984c\u3067\u3059\u3002\u3044\u304d\u306a\u308a\u3044\u304f\u3064\u304b\u306e\u5b9f\u884c\u4f8b\u3092\u307f\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%Ec\\n");'<\/span>\n\u5e73\u621031<\/span>\u5e7404\u670804\u65e5 11\u664222\u520652\u79d2\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%EC\\n");'<\/span>\n\u5e73\u6210\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%Ex\\n");'<\/span>\n\u5e73\u621031<\/span>\u5e7404\u670804\u65e5\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%EX\\n");'<\/span>\n11<\/span>\u664223\u520616\u79d2\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%Ey\\n");'<\/span>\n31<\/span>\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.UTF-8") ; echo strftime("%EY\\n");'<\/span>\n\u5e73\u621031<\/span>\u5e74<\/pre>\n<\/div>\n
\u30dd\u30a4\u30f3\u30c8\u306f setlocale()2<\/sup><\/a> \u95a2\u6570\u3067\u30ed\u30b1\u30fc\u30eb\u3092\u65e5\u672c\u306b\u8a2d\u5b9a\u3057\u3066\u3001strftime()3<\/sup><\/a> \u95a2\u6570\u3067\u66f8\u5f0f\u6307\u5b9a\u3057\u3066\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6642\u306b\u66f8\u5f0f\u6307\u5b9a\u3068\u3057\u3066 "%E" \u4fee\u98fe\u5b50\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u548c\u66a6\u306e\u5e74\u53f7\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
"%E" \u306f\u30ed\u30b1\u30fc\u30eb\u306b\u4f9d\u5b58\u3057\u305f\u5225\u8868\u8a18\u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u65e5\u672c\u3067\u306f\u5143\u53f7\u304c\u8868\u793a\u3055\u308c\u308b\u3068\u3044\u3046\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n
\u3055\u3066\u3044\u304f\u3064\u304b\u306e\u5883\u754c\u4e8b\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002strftime() \u95a2\u6570\u306f\u3001\u65e5\u4ed8\u6642\u523b\u306e\u6307\u5b9a\u306b UNIX \u30bf\u30a4\u30e0\u3092\u5229\u7528\u3059\u308b\u306e\u3067\u3001\u3053\u3053\u3067\u306f mktime()4<\/sup><\/a> \u95a2\u6570\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u660e\u6cbb 6 \u5e74 (1873) \u4ee5\u524d\u3068\u4ee5\u5f8c<\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,1,1,1873)-1);'<\/span>\n\u897f\u66a61872<\/span>\u5e7412\u670831\u65e5 23\u664259\u520659\u79d2\n\n~<\/span>$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,1,1,1873));'<\/span>\n\u660e\u6cbb6<\/span>\u5e7401\u670801\u65e5 00\u664200\u520600\u79d2<\/pre>\n<\/div>\n
\u660e\u6cbb\u304b\u3089\u5927\u6b63\u3078\u306e\u6539\u5143\u306f 1912 \u5e74 7 \u6708 30 \u65e55<\/sup><\/a><\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,7,30,1912)-1);'<\/span>\n\u660e\u6cbb45<\/span>\u5e7407\u670829\u65e5 23\u664259\u520659\u79d2\n\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,7,30,1912));'<\/span>\n\u5927\u6b63\u5143\u5e7407<\/span>\u670830\u65e5 00\u664200\u520600\u79d2<\/pre>\n<\/div>\n
\u5927\u6b63\u304b\u3089\u662d\u548c\u3078\u306e\u6539\u5143\u306f 1926 \u5e74 12 \u6708 25 \u65e56<\/sup><\/a><\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,12,25,1926)-1);'<\/span>\n\u5927\u6b6315<\/span>\u5e7412\u670824\u65e5 23\u664259\u520659\u79d2\n\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,12,25,1926));'<\/span>\n\u662d\u548c\u5143\u5e7412<\/span>\u670825\u65e5 00\u664200\u520600\u79d2<\/pre>\n<\/div>\n
\u662d\u548c\u304b\u3089\u5e73\u6210\u3078\u306e\u6539\u5143\u306f 1989 \u5e74 1 \u6708 8 \u65e5\u30027<\/sup><\/a> \u6025\u306b\u5b66\u6821\u304c\u4f11\u307f\u306b\u306a\u3063\u3066\u3073\u3063\u304f\u308a\u3057\u305f\u8a18\u61b6\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,1,8,1989)-1);'<\/span>\n\u662d\u548c64<\/span>\u5e7401\u670807\u65e5 23\u664259\u520659\u79d2\n\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,1,8,1989));'<\/span>\n\u5e73\u6210\u5143\u5e7401<\/span>\u670808\u65e5 00\u664200\u520600\u79d2<\/pre>\n<\/div>\n
\u3064\u3044\u3067\u306b\u307b\u3068\u3093\u3069\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u7121\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u7d00\u5143\u524d\u3068\u7d00\u5143\u5f8c<\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",mktime(0,0,0,1,1,1));'<\/span>\n\u5e73\u621013<\/span>\u5e7401\u670801\u65e5 00\u664200\u520600\u79d2<\/pre>\n<\/div>\n
\u304a\u3084\u5909\u3067\u3059\u306d\u3002mktime() \u306e\u30de\u30cb\u30e5\u30a2\u30eb8<\/sup><\/a> \u3092\u53c2\u7167\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\n2 \u6841\u307e\u305f\u306f 4 \u6841\u306e\u5024\u3092\u6307\u5b9a\u53ef\u80fd\u3067\u3001 0-69 \u306e\u9593\u306e\u5024\u306f 2000-2069 \u306b\u300170-100 \u306f 1970-2000 \u306b\u30de\u30c3\u30d7\u3055\u308c\u307e\u3059\u3002\n<\/p><\/blockquote>\n
\u304a\u3063\u3068\u3001\u3046\u3063\u304b\u308a\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3068\u3044\u3046\u3053\u3068\u306f\u30010-100 \u5e74\u306f mktime() \u304c\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306b date_create_from_format()9<\/sup><\/a> \u3068 date_format()10<\/sup><\/a> \u95a2\u6570\u3092\u5229\u7528\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n
\n
$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",date_format(date_create_from_format("Y-m-d H:i:s","0001-01-01 00:00:00"),"U"));'<\/span>\n\u897f\u66a61<\/span>\u5e7401\u670801\u65e5 00\u664200\u520600\u79d2\n\n$ php<\/span> -r 'setlocale(LC_TIME,"ja_JP.utf8") ; echo strftime("%Ec\\n",date_format(date_create_from_format("Y-m-d H:i:s","0001-01-01 00:00:00"),"U")-1);'<\/span>\n\u7d00\u5143\u524d1<\/span>\u5e7412\u670831\u65e5 23\u664259\u520659\u79d2<\/pre>\n<\/div>\n
\u3061\u3083\u3093\u3068\u8868\u793a\u3055\u308c\u307e\u3057\u305f\u306d\u3002<\/p>\n
\u3055\u3066\u6c17\u306b\u306a\u308b\u65b0\u5143\u53f7\u300c\u4ee4\u548c\u300d\u3078\u306e\u5bfe\u5fdc\u3067\u3059\u304c\u3001strftime() \u306f glibc \u304c\u6301\u3063\u3066\u3044\u308b\u30ed\u30b1\u30fc\u30eb\u30c7\u30fc\u30bf\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u306e\u3067\u3001glibc \u3067\u306e\u5bfe\u5fdc\u5f85\u3061\u3068\u306a\u308a\u307e\u3059\u3002glibc \u3067\u306f\u3001\u30a2\u30c3\u30d7\u30b9\u30c8\u30ea\u30fc\u30e0\u306e git \u306b\u8ffd\u52a0\u30c7\u30fc\u30bf\u306e\u30b3\u30df\u30c3\u30c8\u304c 2019\/4\/2 \u306b\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u9593\u3082\u306a\u304f\u5404\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u6ce8\u610f\u3057\u3066\u307b\u3057\u3044\u306e\u306f php \u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f glibc \u3082\u3057\u304f\u306f \u30ed\u30b1\u30fc\u30eb\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u3068\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\n
\n
    \n
  1. \n
    \u660e\u6cbb#\u65b0\u66a6\u306e\u5b9f\u65bd -wikipedia-<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  2. \n
    setlocale()<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  3. \n
    strftime()<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  4. \n
    mktime()<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  5. \n
    \u5927\u6b63 - wikipedia -<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  6. \n
    \u662d\u548c - wikipedia -<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  7. \n
    \u5e73\u6210 - wikipedia -<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  8. \n
    mktime()<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  9. \n
    date_create_from_format()<\/a>\u21a9<\/a><\/p>\n<\/li>\n
  10. \n
    date_format()<\/a>\u21a9<\/a><\/p>\n<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
    \u3042\u307e\u308a\u77e5\u3089\u308c\u3066\u3044\u306a\u3044\u3068\u304a\u3082\u3044\u307e\u3059\u304c\u3001\u5b9f\u306f PHP \u3067\u3082\u5143\u53f7\u3092\u4f7f\u3063\u3066\u65e5\u4ed8\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8868\u793a\u53ef\u80fd\u306a\u306e\u306f\u660e\u6cbb 6 \u5e74\u4ee5\u964d\u3067\u305d\u308c\u4ee5\u524d\u306f "\u897f\u66a6" \u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002 \u660e\u6cbb 6 \u5e74\u3068\u3044\u3046\u3068\u305a\u3044\u3076\u3093\u4e2d\u9014…<\/p>\n","protected":false},"author":1,"featured_media":16129,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"16121","footnotes":""},"categories":[29,18],"tags":[104,212,463],"class_list":{"0":"post-16121","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-linux","8":"category-os","9":"tag-linux","10":"tag-php","11":"tag-463","12":"ja"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/comments?post=16121"}],"version-history":[{"count":9,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16121\/revisions"}],"predecessor-version":[{"id":16132,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16121\/revisions\/16132"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media\/16129"}],"wp:attachment":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media?parent=16121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/categories?post=16121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/tags?post=16121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}