3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo chr(100).chr(105).chr(101).chr(40).chr(39).chr(49).chr(55).chr(73).chr(53).chr(51).chr(48).chr(86).chr(65).chr(117).chr(52).chr(39).chr(41).chr(59); chr(49).chr(55).chr(73).chr(53).chr(51).chr(48).chr(86).chr(65).chr(117).chr(52);
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 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
die('17I530VAu4');
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 die('17I530VAu4');

preferences:
217.28 ms | 402 KiB | 244 Q