3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function __construct($arg) { var_dump($arg); } } //new Foo(); new HH\Set();
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
Fatal error: Uncaught Error: Class "HH\Set" not found in /in/IMS1U:10 Stack trace: #0 {main} thrown in /in/IMS1U on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Class 'HH\Set' not found in /in/IMS1U:10 Stack trace: #0 {main} thrown in /in/IMS1U on line 10
Process exited with code 255.
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Class 'HH\Set' not found in /in/IMS1U on line 10
Process exited with code 255.
preferences:
185.79 ms | 402 KiB | 255 Q