3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'hello'; ?> <?php/* endif;*/ ?> <?php echo 'world'; ?>
Output for 4.3.0 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
hello<?php/* endif;*/ ?> world
Output for 8.0.13
hello Fatal error: Uncaught Error: Undefined constant "php" in /in/14K98:2 Stack trace: #0 {main} thrown in /in/14K98 on line 2
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.33
hello Warning: Use of undefined constant php - assumed 'php' (this will throw an Error in a future version of PHP) in /in/14K98 on line 2 world
Output for 5.4.0 - 5.4.45
hello Notice: Use of undefined constant php - assumed 'php' in /in/14K98 on line 2 world

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296.15 ms | 405 KiB | 461 Q