3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php class Foo { private $id; public function __construct() { $id = $used++; } public function getId() { return $id; } } $a = new Foo; // $a is a pointer pointing to Foo object 0 $b = $a; // $b is a pointer pointing to Foo object 0, however, $b is a copy of $a unlink($a); var_dump($b);
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.28, 5.4.0 - 5.4.31
Parse error: syntax error, unexpected '<' in /in/RNaXl on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '<' in /in/RNaXl on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RNaXl on line 3
Process exited with code 255.
preferences:
210.35 ms | 940 KiB | 122 Q