3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { public static $foo = 'bar'; public function getStatic(){ return self::$foo; } } class b { public $classname = 'a'; } $b = new b(); echo $b->classname::$foo; echo ($b->classname)->$foo;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bar Warning: Undefined variable $foo in /in/rlamC on line 16 Warning: Attempt to read property "" on string in /in/rlamC on line 16
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
bar Notice: Undefined variable: foo in /in/rlamC on line 16 Notice: Trying to get property '' of non-object in /in/rlamC on line 16
Output for 7.3.32 - 7.3.33
bar
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
bar Notice: Undefined variable: foo in /in/rlamC on line 16 Notice: Trying to get property of non-object in /in/rlamC on line 16
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Parse error: syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM), expecting ',' or ';' in /in/rlamC on line 15
Process exited with code 255.
preferences:
209.03 ms | 402 KiB | 272 Q