3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new stdClass; $b = new $a; $c = new $b;
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Notice: Object to string conversion in /in/GbE2X on line 3 Fatal error: Cannot instantiate non-existent class: object in /in/GbE2X on line 3
Process exited with code 255.
Output for 4.3.1
Notice: Object to string conversion in /in/GbE2X on line 3 Fatal error: Cannot instantiate non-existent class: object in /in/GbE2X on line 3
Output for 4.3.0
Notice: Object to string conversion in /in/KKl4I on line 3 Fatal error: Cannot instantiate non-existent class: object in /in/KKl4I on line 3

preferences:
230.92 ms | 401 KiB | 311 Q