{"id":5614,"date":"2024-05-23T11:23:57","date_gmt":"2024-05-23T02:23:57","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=5614"},"modified":"2024-05-23T11:51:09","modified_gmt":"2024-05-23T02:51:09","slug":"post-5614","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/5614","title":{"rendered":"PHP\u3067\u5f15\u6570\u306e\u5148\u982d\u306b&(\u30a2\u30f3\u30d1\u30b5\u30f3\u30c9)\u3092\u3064\u3051\u308b\u53c2\u7167\u6e21\u3057(\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u6e21\u3057)\u306b\u3064\u3044\u3066"},"content":{"rendered":"

\u4ed6\u793e\u304c\u4f5c\u6210\u3055\u308c\u305fPHP\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u62dd\u898b\u3057\u3066\u3044\u308b\u3068\u95a2\u6570\u306e\u5f15\u6570\u306e\u982d\u306b&(\u30a2\u30f3\u30d1\u30b5\u30f3\u30c9)\u304c\u4ed8\u3044\u3066\u3044\u305f\u3002\u4f55\u306e\u610f\u5473\u304c\u3042\u308b\u306e\u304b\u5206\u304b\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u8abf\u3079\u305f\u3068\u3053\u308d\u53c2\u7167\u6e21\u3057(\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u6e21\u3057)\u3068\u3044\u3046\u3089\u3057\u304f\u3001\u901a\u5e38\u306e\u5024\u6e21\u3057\u3068\u306f\u6319\u52d5\u304c\u7570\u306a\u308b\u307f\u305f\u3044\u3002\u4ee5\u4e0b\u306b\u8a73\u7d30\u3092\u30e1\u30e2\u3002<\/p>\n

 <\/p>\n

\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h2>\n

https:\/\/www.php.net\/manual\/ja\/language.references.pass.php<\/a><\/p>\n

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<?php\r\nfunction foo(&$var)\r\n{\r\n    $var++;\r\n}\r\n\r\n$a=5;\r\nfoo($a);\r\n\/\/ $a \u306f\u3053\u3053\u3067\u306f 6 \u3067\u3059\r\n?>\r\n<\/pre>\n
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 <\/p>\n
\u6bd4\u8f03<\/h2>\n
\u5024\u6e21\u3057\u306e\u5834\u5408<\/h3>\n
function testFunc( $val ){\r\n    return $val * 2;\r\n}\r\n\r\n$score = 100;\r\n$score_test = testFunc($score);\r\n\r\nvar_dump($score); \/\/int(100)\r\nvar_dump($score_test); \/\/int(100)<\/pre>\n
\u53c2\u7167\u6e21\u3057\u306e\u5834\u5408<\/h3>\n
function testFunc( &$val ){\r\n    return $val * 2;\r\n}\r\n\r\n$score = 100;\r\n$score_test = testFunc($score);\r\n\r\nvar_dump($score); \/\/int(100)\r\nvar_dump($score_test); \/\/int(200)<\/pre>\n
testFunc($score)\u306e\u90e8\u5206\u3067$score\u306e\u5024\u304c\u66f8\u304d\u63db\u308f\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u90e8\u5206\u304c\u7570\u306a\u308b\u3002<\/p>\n
 <\/p>\n
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PHP\u81ea\u4f53\u3082\u3057\u304f\u306f\u4f55\u3089\u304b\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8aac\u660e\u66f8\u306b\u3064\u3044\u3066\u300c\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u300d\u300c\u30de\u30cb\u30e5\u30a2\u30eb\u300d\u300c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u300d\u3068\u8272\u3005\u547c\u3073\u65b9\u304c\u9055\u3063\u3066\u304a\u308a\u3001\u3082\u3057\u304b\u3057\u3066\u610f\u5473\u3082\u591a\u5c11\u9055\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u306e\uff1f\u3000\u3068\u601d\u3063\u305f\u3002<\/p>\n
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\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08document\uff09\u3068\u306f\u3001\u66f8\u985e\u3001\u8cc7\u6599\u3001\u8a18\u9332\uff08\u7269\uff09\u3001\u8a18\u9332\u3059\u308b\u3001\u6587\u66f8\u5316\u3059\u308b\u3001\u7acb\u8a3c\u3059\u308b\u3001\u306a\u3069\u306e\u610f\u5473\u3092\u6301\u3064\u82f1\u5358\u8a9e\u3002IT\u306e\u5206\u91ce\u3067\u306f\u6587\u5b57\u3084\u56f3\u8868\u3001\u5199\u771f\u306a\u3069\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f5c\u6210\u3055\u308c\u305f\u6587\u66f8\u3084\u3001\u6587\u66f8\u3068\u3057\u3066\u306e\u5f62\u5f0f\u3084\u4f53\u88c1\u3092\u6301\u3064\u30c7\u30fc\u30bf\u3084\u30d5\u30a1\u30a4\u30eb\u306a\u3069\u306e\u3053\u3068\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3044\u3046\u3002<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"
\u4ed6\u793e\u304c\u4f5c\u6210\u3055\u308c\u305fPHP\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u62dd\u898b\u3057\u3066\u3044\u308b\u3068\u95a2\u6570\u306e\u5f15\u6570\u306e\u982d\u306b&( ... <\/p>\n","protected":false},"author":1,"featured_media":1085,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-5614","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/5614","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=5614"}],"version-history":[{"count":5,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/5614\/revisions"}],"predecessor-version":[{"id":5619,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/5614\/revisions\/5619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1085"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=5614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=5614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=5614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}