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;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
bar
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/tOodB on line 15
Process exited with code 255.

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