2.1 A:cat是“非转发调用”,存储了A,故执行到A中的cat方法时,get_class只是输出当前类名A,get_called_class则是输出"非转发调用"存储的A,所以 输出 两个A 2.2 parent:cat是"转发调用",当前没有进行存储,故“非转发调用”存储的还是B,所以执行到A中的cat方法时,输出 A 和 B demo3、 <?phpclassA{publi...
get_class (): 获取当前调用方法的类名; get_called_class():获取静态绑定后的类名; abstract class dbObject { const TABLE_NAME='undefined'; public static function GetAll() { $c = get_called_class(); return "SELECT * FROM `".$c::TABLE_NAME."`"; } } class dbPerson extends dbObject ...
get_class (): 获取当前调用方法的类名; get_called_class():获取静态绑定后的类名; abstract class dbObject { const TABLE_NAME='undefined'; public static function GetAll() { $c = get_called_class(); return "SELECT * FROM `".$c::TABLE_NAME."`"; } } class dbPerson extends dbObject ...
get_class()用于实例调用,加入参数($this)可解决子类继承调用的问题,而get_called_class()则是用于静态方法调用。 需要注意的是:get_called_class()需要 PHP>=5.3.0 才支持,官方手册:http://php.net/manual/en/function.get-called-class.php,对于 PHP5.3.0以下的版本,有人给出了如下实现方...
php CLASS、get_class()与get_called_class()的区别 获取当前的类名,get_class与上面一样,都是获取当前的类名get_called_class获取当前主调类的类名 当涉及到继承时,在方法中使用类名。直接贴图了 image.png
php//__callStaticclassAB{publicstaticfunction__callStatic($method,$args){$method='_'.$method;$class=get_called_class();if(method_exists($class,$method)){call_user_func_array([$class,$method],$args);}}}classABSonextendsAB{staticpublicfunction_fun1($param){echo'fun1:','param0:',$...
单例,InstanceTrait.php php /** * Created by PhpStorm...= get_called_class(); $args = func_get_args(); //若$args中有resource类型的参数,则无法区分同一个类的不同实例...$args); } return self::$instances[$key]; } } 复制代码服务,ElasticSearchModel.php 实例:SyncBlog.php 添加,更新...
functions (a subset of ['get_called_class', 'get_class', 'get_class_this', 'php_sapi_name', 'phpversion', 'pi']): list of function names to fix; defaults to ['get_class', 'php_sapi_name', 'phpversion', 'pi']function_typehint_space [@Symfony, @PhpCsFixer] Ensure single spa...
get_called_class(); } $document->addError($fieldName, $this->getName(), $params['message']); } } /** * Registering validator in document */ class SomeDocument extends \Sokil\Mongo\Document { public function beforeConstruct() { $this->addValidatorNamespace('Vendor\Mongo\Validator'); ...
// file Comment.php namespace app\models; use yii\db\ActiveRecord; class Comment extends ActiveRecord { public static function find() { return new CommentQuery(get_called_class()); } } Now whenever you are performing a query (e.g. find(), findOne()) or defining a relation (e.g. ...