3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "start"; __exec('kill -9 ' . getmypid()); echo "you should not see this";
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 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
start Fatal error: Uncaught Error: Call to undefined function __exec() in /in/WHv5P:3 Stack trace: #0 {main} thrown in /in/WHv5P on line 3
Process exited with code 255.
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
start Fatal error: Call to undefined function __exec() in /in/WHv5P on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
start Fatal error: Call to undefined function: __exec() in /in/WHv5P on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
start Fatal error: Call to undefined function: __exec() in /in/WHv5P on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
start Fatal error: Call to undefined function: __exec() in /in/WHv5P on line 3

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191.36 ms | 401 KiB | 314 Q