3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 0; $i < 15; $i += 2) { echo $i . "PHP_EOL"; echo ($i + 1) . PHP_EOL; }
Output for 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 - 7.3.33, 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 - 8.3.4, 8.3.6
0PHP_EOL1 2PHP_EOL3 4PHP_EOL5 6PHP_EOL7 8PHP_EOL9 10PHP_EOL11 12PHP_EOL13 14PHP_EOL15
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 0PHP_EOL1 2PHP_EOL3 4PHP_EOL5 6PHP_EOL7 8PHP_EOL9 10PHP_EOL11 12PHP_EOL13 14PHP_EOL15
preferences:
233.79 ms | 402 KiB | 291 Q