{"id":25662,"date":"2024-11-15T07:51:05","date_gmt":"2024-11-14T22:51:05","guid":{"rendered":"http:\/\/www.tyosuke20xx.com\/blog\/?p=25662"},"modified":"2025-01-06T17:58:57","modified_gmt":"2025-01-06T08:58:57","slug":"php-log%e3%83%a1%e3%82%bd%e3%83%83%e3%83%89","status":"publish","type":"post","link":"http:\/\/www.tyosuke20xx.com\/blog\/?p=25662","title":{"rendered":"PHP log\u30e1\u30bd\u30c3\u30c9"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>&lt;?php\ninterface Loggable\n{\n    public function log();\n}\n\nabstract class Score implements Loggable\n{\n    private $subject;\n    protected $points;\n\n    public function __construct($subject, $points)\n    {\n        $this->subject = $subject;\n        $this->points = $points;\n        $this->log();\n    }\n    public function log()\n    {\n        echo \"Instance created: {$this->subject}\" . PHP_EOL;\n    }\n\n    abstract protected function getResult();\n\n    public function getInfo()\n    {\n        return \"{$this->subject}, {$this->points}, {$this->getResult()}\";\n    }\n}\n\nclass MathScore extends Score\n{\n    public function __construct($points)\n    {\n        parent::__construct(\"Math\", $points);\n    }\n\n    protected function getResult()\n    {\n        echo \"MathScore method\" . PHP_EOL;\n        return $this->points >= 50 ? \"Pass\" : \"Fail\";\n    }\n}\n\nclass EnglishScore extends Score\n{\n    public function __construct($points)\n    {\n        parent::__construct(\"English\", $points);\n    }\n\n    protected function getResult()\n    {\n        echo \"EnglishScore method\" . PHP_EOL;\n        return $this->points >= 95 ? \"Pass\" : \"Fail\";\n    }\n}\n\nclass User implements Loggable\n{\n    private $name;\n    private $score;\n\n    public function __construct($name, $score)\n    {\n        $this->name = $name;\n        $this->score = $score;\n        $this->log();\n    }\n    public function log()\n    {\n        echo \"Instance created: {$this->name}\" . PHP_EOL;\n    }\n    public function getInfo()\n    {\n        return \"{$this->name}, {$this->score->getInfo()}\";\n    }\n}\n\n$user1 = new User(\"Taro\", new MathScore(70));\n$user2 = new User(\"Jiro\", new EnglishScore(90));\n\necho $user1->getInfo() . PHP_EOL;\necho $user2->getInfo() . PHP_EOL;<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[50,4],"tags":[38,3],"class_list":["post-25662","post","type-post","status-publish","format-standard","hentry","category-php","category-programming","tag-php","tag-programming"],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25662","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25662"}],"version-history":[{"count":2,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25662\/revisions"}],"predecessor-version":[{"id":25777,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25662\/revisions\/25777"}],"wp:attachment":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25662"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}