{"id":1924,"date":"2020-09-17T10:43:34","date_gmt":"2020-09-17T01:43:34","guid":{"rendered":"https:\/\/www.dogrow.net\/php\/?p=1924"},"modified":"2024-03-18T11:22:18","modified_gmt":"2024-03-18T02:22:18","slug":"blog68","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/php\/blog68\/","title":{"rendered":"(68) DB\u63a5\u7d9a\u6642\u306e\u30db\u30b9\u30c8\u6307\u5b9a localhost \u3068 127.0.0.1 \u306e\u9055\u3044\u306f\uff1f"},"content":{"rendered":"<h1 class=\"my_h\">1. \u554f\u984c\u767a\u751f<\/h1>\n<p>\u30ec\u30f3\u30bf\u30eb\u5171\u6709\u30b5\u30fc\u30d0\u30fc\u4e0a\u306b\u8a2d\u7f6e\u3057\u3066\u3044\u308b WEB\u30b5\u30a4\u30c8\u3067\u8d77\u3053\u3063\u305f\u3053\u3068\u3002<\/p>\n<p>\u6628\u65e5\u307e\u3067\u6b63\u5e38\u306b\u95b2\u89a7\u3067\u304d\u3066\u3044\u305f\u306e\u306b\u7a81\u7136&#8230;<br \/>\n<span class=\"my_fc_crimsonBBig\">500 Internal Server Error<\/span><br \/>\n\u304c\u767a\u751f\u3057\u3066\u95b2\u89a7\u3067\u304d\u306a\u304f\u306a\u3063\u305f\uff01<\/p>\n<p>WEB\u30b5\u30fc\u30d0\u30fc\u4e0a\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u4f55\u3082\u5909\u66f4\u3057\u3066\u3044\u306a\u3044\u306e\u306b\u3002<br \/>\n\u4f55\u304c\u8d77\u3053\u3063\u305f\uff1f<\/p>\n<h1 class=\"my_h\">2. \u539f\u56e0<\/h1>\n<p>\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u4f1a\u793e\u306b\u554f\u3044\u5408\u308f\u305b\u305f\u3068\u3053\u308d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u56de\u7b54\u3092\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"my_pre\">\r\n\u5f0a\u793e\u30b5\u30fc\u30d0\u30fc\u3067\u306f\u5916\u90e8\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u306a\u3044\u4ed5\u69d8\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3059\u3002\r\n\r\n\u5f53\u8a72\u30b3\u30a2\u30b5\u30fc\u30d0\u30fc\u3067\u4f5c\u6210\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u7d10\u3065\u3051\u3092\u884c\u308f\u308c\u308b\u5834\u5408\u306b\u306f\u3001\r\n\u5bfe\u8c61\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u60c5\u5831\u306b\u3082\u8a18\u8f09\u3055\u308c\u3066\u304a\u308a\u307e\u3059\u304c\r\n<span class=\"my_fc_deeppinkB\">\u300c\u63a5\u7d9a\u30db\u30b9\u30c8\u540d\u300d\u3092\u3010localhost\u3011\u306b\u8a2d\u5b9a<\/span>\r\n\u306e\u4e0a\u904b\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3068\u5e78\u3044\u3067\u3054\u3056\u3044\u307e\u3059\u3002\r\n<\/pre>\n<p>\u305d\u3046\u3044\u3046\u3053\u3068\u3060\u3063\u305f\u3093\u3067\u3059\u306d&#8230;<\/p>\n<h1 class=\"my_h\">3. \u5bfe\u7b56<\/h1>\n<p>MySQL\u63a5\u7d9a\u6642\u306e\u30db\u30b9\u30c8\u6307\u5b9a\u3092<br \/>\n<span class=\"my_fc_deeppinkBBig\">127.0.0.1<\/span><br \/>\n\u304b\u3089<br \/>\n<span class=\"my_fc_deeppinkBBig\">localhost<\/span><br \/>\n\u306b\u5909\u66f4\u3057\u305f\u3002<\/p>\n<pre class=\"my_pre\">\r\n$con = <span class=\"my_fc_blueB\">new mysqli<\/span>('<span class=\"my_fc_deeppinkB\">localhost<\/span>', $user, $pw, $dbname);\r\n<\/pre>\n<p><span class=\"my_fc_gray\">\u9006\u65b9\u5411\u306f\u4f55\u5ea6\u304b\u7d4c\u9a13\u3057\u3066\u3044\u308b\u306e\u3060\u304c\u4eca\u56de\u306f&#8230;<\/span><\/p>\n<h1 class=\"my_h\">4. \u52d5\u4f5c\u306e\u9055\u3044\u306f\uff1f<\/h1>\n<p>localhost \u2192 \u540d\u524d\u89e3\u6c7a\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u884c\u3059\u308b\u3002<br \/>\n127.0.0.1 \u2192 \u540d\u524d\u89e3\u6c7a\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u884c\u3057\u306a\u3044\u3002\uff08\uff1d\u30b9\u30ad\u30c3\u30d7\u3067\u304d\u308b\uff09<\/p>\n<p>\u3053\u308c\u306b\u3064\u3044\u3066\u3001ChatGPT\u5927\u5148\u751f\u306e\u8aac\u660e\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n<pre class=\"my_pre\" style=\"white-space: pre-wrap;\">\r\nHTTP\u901a\u4fe1\u306b\u304a\u3044\u3066\u3001localhost\u3068127.0.0.1\u306f\u5171\u306b\u30ed\u30fc\u30ab\u30eb\u30de\u30b7\u30f3\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u306e\u80cc\u5f8c\u3067\u52d5\u4f5c\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u5fae\u5999\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\r\n\r\n127.0.0.1 \u306f\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306b\u304a\u3051\u308b\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002\u3053\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u884c\u3046\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u5916\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u51fa\u308b\u3053\u3068\u306a\u304f\u76f4\u63a5\u81ea\u8eab\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30bf\u30c3\u30af\u3092\u901a\u3058\u3066\u3001\u3057\u304b\u3057\u5916\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u51fa\u305a\u306b\u3001\u81ea\u5206\u81ea\u8eab\u306b\u5bfe\u3057\u3066\u901a\u4fe1\u3092\u884c\u3046\u4e00\u7a2e\u306e\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\r\n\r\nlocalhost \u306f\u3001\u901a\u5e38127.0.0.1\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u308b\u30db\u30b9\u30c8\u540d\u3067\u3059\u3002localhost\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u540d\u524d\u89e3\u6c7a\u30d7\u30ed\u30bb\u30b9\u3092\u7d4c\u7531\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001localhost\u3068\u3044\u3046\u540d\u524d\u3092IP\u30a2\u30c9\u30ec\u30b9\u306b\u89e3\u6c7a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u540d\u524d\u89e3\u6c7a\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u30db\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3084\u30ed\u30fc\u30ab\u30ebDNS\u30ea\u30be\u30eb\u30d0\u3092\u901a\u3058\u3066\u884c\u308f\u308c\u307e\u3059\u3002localhost\u306fIPv6\u74b0\u5883\u3067\u306f::1\u306b\u89e3\u6c7a\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\r\n\r\n<span class=\"my_fs_big2 my_fw_bold\">\u9055\u3044\u306e\u8981\u70b9:<\/span>\r\n\u540d\u524d\u89e3\u6c7a: localhost\u306f\u540d\u524d\u89e3\u6c7a\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5fc5\u8981\u3068\u3057\u3001\u3053\u308c\u304c127.0.0.1\u3068\u76f4\u63a5\u6307\u5b9a\u3059\u308b\u5834\u5408\u3068\u306e\u4e3b\u306a\u9055\u3044\u3067\u3059\u3002\r\n127.0.0.1\u306f\u76f4\u63a5IP\u30a2\u30c9\u30ec\u30b9\u306a\u306e\u3067\u3001\u540d\u524d\u89e3\u6c7a\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u307e\u3059\u3002\r\n\u5bfe\u5fdc\u3059\u308bIP: localhost\u306f\u74b0\u5883\u306b\u5fdc\u3058\u3066IPv4\u306e127.0.0.1\u3084IPv6\u306e::1\u306a\u3069\u3001\u7570\u306a\u308b\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c9\u30ec\u30b9\u306b\u89e3\u6c7a\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\r\n\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3082\u30ed\u30fc\u30ab\u30eb\u30de\u30b7\u30f3\u4e0a\u3067\u306e\u30c6\u30b9\u30c8\u3084\u958b\u767a\u306b\u5e83\u304f\u5229\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u3053\u306e\u5fae\u5999\u306a\u9055\u3044\u304c\u610f\u5473\u3059\u308b\u3068\u3053\u308d\u306f\u3001\u4f7f\u7528\u3059\u308b\u74b0\u5883\u3084\u8981\u4ef6\u306b\u3088\u3063\u3066\u3001\u4e00\u65b9\u304c\u4ed6\u65b9\u3088\u308a\u9069\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u540d\u524d\u89e3\u6c7a\u306e\u6319\u52d5\u3092\u30c6\u30b9\u30c8\u3059\u308b\u5834\u5408\u3084IPv6\u74b0\u5883\u3067\u306e\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306f\u3001localhost\u3092\u4f7f\u7528\u3059\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002\r\n<\/pre>\n<h1 class=\"my_h\">5. \u6240\u611f<\/h1>\n<p>\u30fb\u73fe\u72b6\u306f\u4ed6\u306e\u30de\u30b7\u30f3\u4e0a\u306e DB\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u306e\u3067\u3001\u500b\u4eba\u7684\u306b\u306f\u554f\u984c\u306a\u3057\u3002<br \/>\n\u30fb\u306a\u305c\u524d\u65e5\u307e\u3067\u6570\u5e74\u9593\u554f\u984c\u306a\u304f\u52d5\u4f5c\u3057\u3066\u3044\u305f\u306e\u304b\uff1f<br \/>\n\u3000\u2192 \u4ed5\u69d8\u5909\u66f4\u5f8c\u306e\u7336\u4e88\u671f\u9593\u3060\u3063\u305f\u3093\u3067\u3057\u3087\u3046\u304b\u306d\uff1f<\/p>\n<h1 class=\"my_h\">6. \u53c2\u8003<\/h1>\n<p>\u6709\u7528\u306a\u60c5\u5831\u3092\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002m(_ _)m<br \/>\n<a href=\"https:\/\/qiita.com\/TanukiTam\/items\/f6a08740d0fcda0db7be\" rel=\"noreferrer noopener\" target=\"_blank\">https:\/\/qiita.com\/TanukiTam\/items\/f6a08740d0fcda0db7be<\/a><br \/>\n<a href=\"http:\/\/rookie-teck-info.blogspot.com\/2015\/02\/mysqllocalhost127001.html\" rel=\"noreferrer noopener\" target=\"_blank\">http:\/\/rookie-teck-info.blogspot.com\/2015\/02\/mysqllocalhost127001.html<\/a><\/p>\n<hr class=\"my_hr_bottom\">\n","protected":false},"excerpt":{"rendered":"<p>1. \u554f\u984c\u767a\u751f \u30ec\u30f3\u30bf\u30eb\u5171\u6709\u30b5\u30fc\u30d0\u30fc\u4e0a\u306b\u8a2d\u7f6e\u3057\u3066\u3044\u308b WEB\u30b5\u30a4\u30c8\u3067\u8d77\u3053\u3063\u305f\u3053\u3068\u3002 \u6628\u65e5\u307e\u3067\u6b63\u5e38\u306b\u95b2\u89a7\u3067\u304d\u3066\u3044\u305f\u306e\u306b\u7a81\u7136&#8230; 500 Internal Server Error \u304c\u767a\u751f\u3057\u3066\u95b2\u89a7\u3067\u304d\u306a\u304f\u306a\u3063\u305f\uff01 \u2026 <span class=\"read-more\"><a href=\"https:\/\/www.dogrow.net\/php\/blog68\/\">\u7d9a\u304d\u3092\u8aad\u3080 &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1924","post","type-post","status-publish","format-standard","hentry","category-mysql"],"views":2970,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/posts\/1924","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/comments?post=1924"}],"version-history":[{"count":14,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/posts\/1924\/revisions"}],"predecessor-version":[{"id":2100,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/posts\/1924\/revisions\/2100"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/media?parent=1924"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/categories?post=1924"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/php\/wp-json\/wp\/v2\/tags?post=1924"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}