{"id":2217,"date":"2019-07-18T20:07:58","date_gmt":"2019-07-18T11:07:58","guid":{"rendered":"https:\/\/adan.jp.net\/blog\/?p=2217"},"modified":"2019-08-05T11:56:24","modified_gmt":"2019-08-05T02:56:24","slug":"php%e3%81%a7notice%e3%82%a8%e3%83%a9%e3%83%bc%e3%82%92%e3%82%b9%e3%83%83%e3%82%ad%e3%83%aa%e7%9f%ad%e3%81%84%e3%82%b3%e3%83%bc%e3%83%89%e3%81%a7%e5%9b%9e%e9%81%bf%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/adan.jp.net\/blog\/programing\/2217","title":{"rendered":"PHP\u3067Notice\u30a8\u30e9\u30fc\u3092\u30b9\u30c3\u30ad\u30ea\u77ed\u3044\u30b3\u30fc\u30c9\u3067\u56de\u907f\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u5b9f\u904b\u7528\u306b\u304a\u3044\u3066\u306f\u3001Notice\u30a8\u30e9\u30fc\u3092\u8868\u793a\u3057\u306a\u3044\u3088\u3046\u306a\u8a2d\u5b9a\u3092php.ini\u306b\u5b9a\u7fa9\u3057\u305f\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u8a2d\u5b9a\u3057\u305f\u308a\u3057\u3066\u3001\u6bd4\u8f03\u7684\u300c\u898b\u3066\u898b\u306c\u3075\u308a\u300d\u3068\u3044\u3046\u306e\u304cPHP\u958b\u767a\u306e\u6587\u5316\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u305d\u3046\u3067\u3059\u304c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-0\"><span class=\"ez-toc-section\" id=\"PHP56%E3%81%A7%E3%81%AENotice%E5%9B%9E%E9%81%BF%E3%82%B3%E3%83%BC%E3%83%89\"><\/span><div class=\"sgb-heading__inner sgb-heading--type3\" style=\"background-color:#cee7ff;border-color:#5ba9f7;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#333\">PHP5.6\u3067\u306eNotice\u56de\u907f\u30b3\u30fc\u30c9<\/span><\/div><span class=\"ez-toc-section-end\"><\/span><\/h2><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/adan.jp.net\/blog\/programing\/2217\/#PHP56%E3%81%A7%E3%81%AENotice%E5%9B%9E%E9%81%BF%E3%82%B3%E3%83%BC%E3%83%89\" >PHP5.6\u3067\u306eNotice\u56de\u907f\u30b3\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/adan.jp.net\/blog\/programing\/2217\/#PHP7%E3%81%A7%E3%81%AENotice%E5%9B%9E%E9%81%BF%E3%82%B3%E3%83%BC%E3%83%89%EF%BC%88%E4%BA%8C%E9%A0%85%E6%BC%94%E7%AE%97%E5%AD%90%EF%BC%89\" >PHP7\u3067\u306eNotice\u56de\u907f\u30b3\u30fc\u30c9\uff08\u4e8c\u9805\u6f14\u7b97\u5b50\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/adan.jp.net\/blog\/programing\/2217\/#%E3%81%9D%E3%82%82%E3%81%9D%E3%82%82Notice%E3%81%A8%E3%81%AF\" >\u305d\u3082\u305d\u3082Notice\u3068\u306f<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/bad: \u5b58\u5728\u3057\u306a\u3044\u5909\u6570\u3092\u51fa\u529b\u3059\u308b\u5834\u5408\necho $hoge;\n\n\/\/good: \u4e09\u9805\u6f14\u7b97\u5b50\u3067\u30b9\u30c3\u30ad\u30ea\uff08\u30a8\u30eb\u30d3\u30b9\u6f14\u7b97\u5b50\u30fb\u4e09\u9805\u6f14\u7b97\u5b50\uff09\necho (isset($hoge)) ? $hoge  : \"\";\n\n\/\/good: \u30a8\u30eb\u30d3\u30b9\u6f14\u7b97\u5b50\u3067\u30b9\u30c3\u30ad\u30ea\necho @$hoge ?: \"\";<\/code><\/pre>\n\n\n\n<p>\u307f\u3093\u306a\u3084\u308a\u304c\u3061\u3001\u5b58\u5728\u3057\u306a\u3044\u5024\u306b\u5bfe\u3057\u3066\u306e\u6761\u4ef6\u5206\u5c90<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/bad: \u3044\u308d\u3093\u306a\u5c40\u9762\u3067\u672a\u3060\u306b\u591a\u3044\u3053\u306e\u30b3\u30fc\u30c9\nif ( $_POST[\"hoge\"] == \"adan\" ) { }\n\n\/\/good: isset\u306e\u623b\u308a\u5024\u306fbool\u5024\u3058\u3083\u306a\u3044\u306e\u30fb\u30fb\u30fb\u3068\u601d\u3044\u307e\u3059\u304c\nif ( isset($_POST[\"hoge\"]) == \"adan\" ) { } <\/code><\/pre>\n\n\n<p><\/p><div class=\"memo \"><div class=\"memo_ttl dfont\"> \u4e09\u9805\u6f14\u7b97\u5b50\u3068\u306f<\/div>\u30b3\u30fc\u30c9\u3092\u898b\u308b\u3068\u7406\u89e3\u3057\u3084\u3059\u3044\u3068\u601d\u3044\u307e\u3059\n<pre>if( $hoge ){ echo $hoge; }else{ echo \"\"; }<\/pre>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3092\u4e09\u9805\u6f14\u7b97\u5b50\u3067\u66f8\u304f\u3068<\/p>\n<pre>echo (isset($hoge)) ? $hoge  : \"\";<\/pre>\n<p>\u3053\u3046\u306a\u308a\u307e\u3059\u3002<br>\n\u4e0a\u306f\u6761\u4ef6\u5206\u5c90\uff08IF\u6587\uff09\u3067\u3001\u4e0b\u306f\u4e09\u9805\u6f14\u7b97\u5b50\uff08\u5f0f\uff09\u3067\u3059\u3002<\/p><\/div>\n\n\n<p><\/p><div class=\"memo \"><div class=\"memo_ttl dfont\"> \u30a8\u30eb\u30d3\u30b9\u6f14\u7b97\u5b50\u3068\u306f<\/div>\n<pre>echo @$hoge ?: \"\";<\/pre>\n<p>\u300c@$hoge\u300d\u304ctrue\u306e\u5834\u5408\u305d\u306e\u5024\u304c\u8fd4\u5374\u3055\u308c\u308b<br>\n\u300c@$hoge\u300dfalse\u306e\u5834\u5408\u300c?: \u300d\u306e\u53f3\u5074\u304c\u8a55\u4fa1\u3055\u308c\u3001\u8fd4\u5374\u3055\u308c\u308b<br>\n\u203b\u7a7a\u306e\u5024\u3082false\u306a\u306e\u3067\u7d50\u679c\u306a\u306b\u3082\u8fd4\u5374\u3055\u308c\u305a\u8868\u793a\u3055\u308c\u306a\u3044<br>\n\u203b\u30a2\u30c3\u30c8\u30de\u30fc\u30af\u306f\u3001\u30a8\u30e9\u30fc\u6f14\u7b97\u5b50\u3067\u3059\u3079\u3066\u306e\u30a8\u30e9\u30fc\u3092\u8868\u793a\u3057\u306a\u3044<\/p><\/div>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-1\"><span class=\"ez-toc-section\" id=\"PHP7%E3%81%A7%E3%81%AENotice%E5%9B%9E%E9%81%BF%E3%82%B3%E3%83%BC%E3%83%89%EF%BC%88%E4%BA%8C%E9%A0%85%E6%BC%94%E7%AE%97%E5%AD%90%EF%BC%89\"><\/span><div class=\"sgb-heading__inner sgb-heading--type3\" style=\"background-color:#cee7ff;border-color:#5ba9f7;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#333\">PHP7\u3067\u306eNotice\u56de\u907f\u30b3\u30fc\u30c9\uff08\u4e8c\u9805\u6f14\u7b97\u5b50\uff09<\/span><\/div><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u306f\u3066\u306a\u304c2\u3064\uff08\u306f\u3066\u306a\u306f\u3066\u306a\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$hoge = \"\u30a8\u30f3\u30b8\u30cb\u30a2\u52df\u96c6\uff01\";\necho $hoge ?? \"\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u52df\u96c6\uff01\"; \/\/\u7d50\u679c: \u30a8\u30f3\u30b8\u30cb\u30a2\u52df\u96c6\uff01\n \n$hoge = null;\necho $hoge ?? \"\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u52df\u96c6\uff01\"; \/\/\u7d50\u679c: \u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u52df\u96c6\uff01\n \necho $adan ?? \"\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u52df\u96c6\uff01\"; \/\/\u7d50\u679c: \u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u52df\u96c6\uff01<\/code><\/pre>\n\n\n\n<p>php5.6\u3067\u3084\u3063\u3066\u3057\u307e\u3046\u3068\u300cwarnnig\u300d\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u306e\u3067\u6ce8\u610f\u3067\u3059\u304c\u3001<br>\u51e6\u7406\u304c\u77ed\u304f\u66f8\u3051\u308b\u306e\u3067\u3001\u975e\u5e38\u306b\u30b9\u30c3\u30ad\u30ea\u3068\u3057\u305f\u30b3\u30fc\u30c9\u306b\u306a\u308b\u3053\u3068\u9593\u9055\u3044\u306a\u3044\u3067\u3059\u306d\u3002<br>\u7a4d\u6975\u7684\u306b\u4f7f\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u266a<\/p>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-2\"><span class=\"ez-toc-section\" id=\"%E3%81%9D%E3%82%82%E3%81%9D%E3%82%82Notice%E3%81%A8%E3%81%AF\"><\/span><div class=\"sgb-heading__inner sgb-heading--type1 with-icon\" style=\"background-color:transparent;border-color:transparent;font-size:1.2em\"><i class=\"fa fa-check\" style=\"color:#5ba9f7\"><\/i><span class=\"sgb-heading__text\" style=\"color:#333\">\u305d\u3082\u305d\u3082Notice\u3068\u306f<\/span><\/div><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>PHP\u306b\u304a\u3044\u3066\u306f\u5b9f\u969b\u306b\u306f\u30a8\u30e9\u30fc\u3067\u306f\u306a\u304f\u300c\u6ce8\u610f\u300d\u3067\u3059\u3002<br>\u5b9a\u7fa9\u3057\u3066\u3044\u306a\u3044\u5909\u6570\u3084\u914d\u5217\u3092\u3044\u304d\u306a\u308a\u4f7f\u304a\u3046\u3068\u3059\u308b\u3068\u300c\u304a\u4f5c\u6cd5\u306b\u53cd\u3057\u3066\u307e\u3059\u3088\uff01\u300d\u3068\u6ce8\u610f\u304c\u6765\u307e\u3059\u3002<br>\u591a\u8a00\u8a9e\u306b\u304a\u3044\u3066\u306f\u30a8\u30e9\u30fc\u3067\u51e6\u7406\u304c\u9032\u307e\u306a\u3044\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u304c\u3001<br>PHP\u306f\u52d5\u3044\u3061\u3083\u3044\u307e\u3059\u3002<\/p>\n<hr><div class='adan_banner'>\n<a href='\/contact'><img src='\/blog\/wp-content\/uploads\/2019\/02\/bosyu_banner.jpeg'><\/a>\n<\/div>  <div class=\"sng-box box26\"><div class=\"box-title\">\u30d7\u30ed\u306b\u805e\u3044\u3066\u307f\u308b<\/div><div class=\"box-content\">\u682a\u5f0f\u4f1a\u793eadan\u306f\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u306b\u771f\u5263\u306b\u5411\u304d\u5408\u3063\u3066\u3044\u307e\u3059\u3002<br>\n<strong class='keiko_blue'>\u4f01\u696d\u306e\u60c5\u5831<\/strong>\u3084<strong class='keiko_blue'>\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u30ad\u30e3\u30ea\u30a2\u30a2\u30c3\u30d7<\/strong>\u306e\u65b9\u6cd5\u3001<strong class='keiko_blue'>\u73fe\u5728\u306e\u5f85\u9047\uff08\u7d66\u6599\u30fb\u5831\u916c\uff09<\/strong>\u3001<strong class='keiko_blue'>\u672a\u7d4c\u9a13\u304b\u3089\u306e\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\u65b9\u6cd5<\/strong>\u306a\u3069\u306e\u3054\u76f8\u8ac7\u3092\u53d7\u3051\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002<br>\n\u304a\u6c17\u8efd\u306b\u304a\u554f\u5408\u305b\u304f\u3060\u3055\u3044\u3002<div class=\"center\"><p>  <a href=\"\/contact\" class=\"btn raised accent-bc strong\">\u304a\u554f\u5408\u305b\u306f\u3053\u3061\u3089<\/a><\/p><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>\u5b9f\u904b\u7528\u306b\u304a\u3044\u3066\u306f\u3001Notice\u30a8\u30e9\u30fc\u3092\u8868\u793a\u3057\u306a\u3044\u3088\u3046\u306a\u8a2d\u5b9a\u3092php.ini\u306b\u5b9a\u7fa9\u3057\u305f\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u8a2d\u5b9a\u3057\u305f\u308a\u3057\u3066\u3001\u6bd4\u8f03\u7684\u300c\u898b\u3066\u898b\u306c\u3075\u308a\u300d\u3068\u3044\u3046\u306e\u304cPHP\u958b\u767a\u306e\u6587\u5316\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u305d\u3046\u3067\u3059\u304c\u3002 \u307f\u3093\u306a\u3084\u308a\u304c\u3061\u3001\u5b58\u5728 &#8230; <\/p>\n","protected":false},"author":2,"featured_media":2222,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[],"class_list":{"0":"post-2217","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-programing"},"_links":{"self":[{"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/posts\/2217","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/comments?post=2217"}],"version-history":[{"count":5,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/posts\/2217\/revisions"}],"predecessor-version":[{"id":2269,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/posts\/2217\/revisions\/2269"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/media\/2222"}],"wp:attachment":[{"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/media?parent=2217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/categories?post=2217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adan.jp.net\/blog\/wp-json\/wp\/v2\/tags?post=2217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}