\u9019\u7bc7\u4ecb\u7d39\u7684\u662f\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\u7684\u6700\u5927\u91cd\u9ede\uff0c\u7e7c\u627f extends \u4e5f\u5c31\u662f\u8b93\u4f60\u5c11\u5beb\u5f88\u591a\u91cd\u8986\u7684code\u7684\u91cd\u9ede\u529f\u80fd\uff0c\u5ee2\u8a71\u4e0d\u591a\u8aaa\u76f4\u63a5\u770b\u7bc4\u4f8b\u3002<\/p>\n\n\n
\n\/\/extends \u7e7c\u627f \u4f60\u53ef\u4ee5\u60f3\u6210\u907a\u50b3 \u4f60\u7238\u7238\u6709\u7684\u4e00\u4e9b\u7279\u5fb5 \u5728\u4f60\u7684\u8eab\u4e0a\u4e5f\u6703\u770b\u5230\uff0c\u4f46\u53c8\u6c92\u6709\u5b8c\u5168\u4e00\u6a23(\u53c8\u4e0d\u662f\u8907\u88fd\u4eba), \u4f46\u4f60\u6703\u7684\u53c8\u6bd4\u4f60\u7684\u7238\u7238\u591a\nclass People {\n\tprivate $height;\/\/\u8eab\u9ad8\n\tprivate $weight;\/\/\u9ad4\u91cd\n\tprivate $sex;\/\/\u59d3\u5225\n\tfunction set_height($height1) { $this->height = $height1;}\n\tfunction set_weight($weight1) {$this->weight = $weight1;}\n\tfunction set_sex($sex1) {$this->sex = $sex1;}\n\tfunction get_height() {return $this->height;}\n\tfunction get_weight() {return $this->weight;}\n\tfunction get_sex() {return $this->sex;}\n}\nclass People2 extends People { \/\/People2 \u7e7c\u627f\u4e86 people \u5167\u6240\u6709\u7684\u5c6c\u6027\u8ddf\u65b9\u6cd5\n\tprivate $action;\/\/\u52d5\u4f5c\n\tfunction set_action($action1) {$this->action = $action1;}\n\tfunction get_action() {return $this->action;}\n}\n$jeff = new People2();\n$jeff->set_height(170);\n$jeff->set_weight(65);\n$jeff->set_sex('male');\n$jeff->set_action('sit');\necho 'jeff \u7684\u8eab\u9ad8\u662f\uff1a';\necho $jeff->get_height();\necho '<br>jeff \u7684\u9ad4\u91cd\u662f\uff1a';\necho $jeff->get_weight();\necho '<br>jeff \u7684\u59d3\u5225\u662f\uff1a';\necho $jeff->get_sex();\necho '<br>jeff \u7684\u52d5\u4f5c\u662f\uff1a';\necho $jeff->get_action();\n\/\/\u986f\u793a\u7d50\u679c\n\/*\njeff \u7684\u8eab\u9ad8\u662f\uff1a170\njeff \u7684\u9ad4\u91cd\u662f\uff1a65\njeff \u7684\u59d3\u5225\u662f\uff1amale\njeff \u7684\u52d5\u4f5c\u662f\uff1asit\n*\/<\/pre>\n","protected":false},"excerpt":{"rendered":"\u9019\u7bc7\u4ecb\u7d39\u7684\u662f\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\u7684\u6700\u5927\u91cd\u9ede\uff0c\u7e7c\u627f extends \u4e5f\u5c31\u662f\u8b93\u4f60\u5c11\u5beb\u5f88\u591a\u91cd\u8986\u7684code\u7684\u91cd\u9ede\u529f\u80fd\uff0c\u5ee2\u8a71\u4e0d\u591a\u8aaa\u76f4\u63a5\u770b\u7bc4\u4f8b\u3002<\/p>\n","protected":false},"author":1,"featured_media":2201,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,36],"tags":[248,429,448,1115],"class_list":["post-3911","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-oop","category-php","tag-extends","tag-oop","tag-php","tag-1115","hvn-theme-has-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/3911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3911"}],"version-history":[{"count":0,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/3911\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/media\/2201"}],"wp:attachment":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}