note 129160 added to language.oop5.basic

<?php $a = 10; $b = $a; $c =& $a; $a = 20; var_dump($a);//20 var_dump($b);//10 var_dump($c);//20 //if you modify the value of a class member then assign or reference to other variable are affected to each other. class Foo{ public $foo = 20; } $a = new Foo; $b = $a; $c =& $a; $a = null; var_dump($a);//NULL var_dump($b);//object(Foo)#1 (1){["foo"]=>int(20)} var_dump($c);//NULL class Bar{ public $bar = 10; } $a = new Bar; $b = $a; $c =& $a; $a->bar = 20; var_dump($a->bar);//20 var_dump($b->bar);//20 var_dump($c->bar);//20 ---- Server IP: 45.112.84.4 Probable Submitter: 45.91.157.134 (proxied: 103.120.33.26) ---- Manual Page -- https://php.net/manual/en/language.oop5.basic.php Edit -- https://main.php.net/note/edit/129160 Del: integrated -- https://main.php.net/note/delete/129160/integrated Del: useless -- https://main.php.net/note/delete/129160/useless Del: bad code -- https://main.php.net/note/delete/129160/bad+code Del: spam -- https://main.php.net/note/delete/129160/spam Del: non-english -- https://main.php.net/note/delete/129160/non-english Del: in docs -- https://main.php.net/note/delete/129160/in+docs Del: other reasons-- https://main.php.net/note/delete/129160 Reject -- https://main.php.net/note/reject/129160 Search -- https://main.php.net/manage/user-notes.php