3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo passthru(uname);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Undefined constant "uname" in /in/7ZP3l:2 Stack trace: #0 {main} thrown in /in/7ZP3l on line 2
Process exited with code 255.
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33
Warning: Use of undefined constant uname - assumed 'uname' (this will throw an Error in a future version of PHP) in /in/7ZP3l on line 2 Warning: passthru(): Unable to fork [uname] in /in/7ZP3l on line 2
Output for 7.2.0 - 7.2.6, 7.4.0
Warning: Use of undefined constant uname - assumed 'uname' (this will throw an Error in a future version of PHP) in /in/7ZP3l on line 2
Output for 4.3.0, 5.4.39 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Use of undefined constant uname - assumed 'uname' in /in/7ZP3l on line 2
Output for 4.3.1 - 4.3.11, 4.4.0 - 4.4.9, 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 - 5.4.38
Notice: Use of undefined constant uname - assumed 'uname' in /in/7ZP3l on line 2 sh: 1: uname: not found

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197.88 ms | 403 KiB | 309 Q