{"id":872,"date":"2019-08-02T15:52:23","date_gmt":"2019-08-02T07:52:23","guid":{"rendered":"https:\/\/wyxxt.org.cn\/?p=872"},"modified":"2023-12-04T17:03:51","modified_gmt":"2023-12-04T09:03:51","slug":"php%e9%ad%94%e6%9c%af%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/wyxxt.org.cn\/?p=872","title":{"rendered":"PHP\u9b54\u672f\u65b9\u6cd5"},"content":{"rendered":"<pre><code class=\"language-php line-numbers\">\/**\n1. __get\/__set\n2. __call\/__callStatic\n3. __toString\n4. __invoke\n*\/\n<\/code><\/pre>\n<pre><code class=\"language-php line-numbers\">&lt;?php\nnamespace tests\\test;\n\nclass A\n{\n    protected $array = array();\n    function __set($key, $value)\n    {\n        $this-&gt;array[$key] = $value;\n    }\n    function __get($key)\n    {\n        return $this-&gt;array[$key];\n    }\n    function __call($func, $params)\n    {\n        var_dump($func, $params);\n        echo \"&lt;br&gt;\";\n    }\n    public static function __callStatic($func, $params)\n    {\n        var_dump($func, $params);\n        echo \"&lt;br&gt;\";\n    }\n    static function getArr()\n    {\n        print_r(__FILE__);\n        echo \"&lt;br&gt;\";\n    }\n    function __toString()\n    {\n        return __CLASS__;\n    }\n    function __invoke($param)\n    {\n        var_dump($param);\n        return \"invoke\";\n    }\n}\n<\/code><\/pre>\n<pre><code class=\"language-php line-numbers\">&lt;?php\nspl_autoload_register('autoload');\n\nfunction autoload($class)\n{\n    require __DIR__.'\/'.$class.'.php';\n}\n\n$a = new tests\\test\\A();\n$a-&gt;title = 1; \/\/ \u5bf9\u8c61\u5c5e\u6027\u4e0d\u5b58\u5728\uff0c\u81ea\u52a8\u56de\u8c03__set\nprint_r($a-&gt;title);\/\/ \u5bf9\u8c61\u5c5e\u6027\u4e0d\u5b58\u5728\uff0c\u81ea\u52a8\u56de\u8c03__get\necho \"&lt;br&gt;\";\ntests\\test\\A::getArr();\n$a-&gt;getTitle(12, 34); \/\/\u65b9\u6cd5\u4e0d\u5b58\u5728\uff0c\u81ea\u52a8\u56de\u8c03__call\ntests\\test\\A::getTitle(); \/\/\u9759\u6001\uff08\u7c7b\uff09\u65b9\u6cd5\u4e0d\u5b58\u5728\uff0c\u81ea\u52a8\u56de\u8c03__callStatic\necho $a; \/\/\u81ea\u52a8\u56de\u8c03__toString\necho \"&lt;br&gt;\";\necho $a(1); \/\/\u81ea\u52a8\u56de\u8c03__invoke\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\/** 1. __get\/__set 2. __call\/__callStatic 3. __toString [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[15],"tags":[405],"class_list":["post-872","post","type-post","status-publish","format-standard","hentry","category-15","tag-php"],"_links":{"self":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=872"}],"version-history":[{"count":6,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/872\/revisions"}],"predecessor-version":[{"id":914,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/872\/revisions\/914"}],"wp:attachment":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}