3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new class { function a() { return 1; } public $b = new class { function ba(){ return 2; } public $bb = new class { function bba(){ return 3; } }; }; }; $obj->a(); $obj->b->ba(); var_dump($obj->b->bb->bba());
Output for 7.0.0 - 7.0.2
Fatal error: Constant expression contains invalid operations in /in/98GtP on line 10
Process exited with code 255.
Output for 5.5.24 - 5.5.31, 5.6.8 - 5.6.17
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/98GtP on line 3
Process exited with code 255.
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