3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var4 = 0 - - 4; var_export($var4); echo "\n"; $var5 = - 5; var_export($var5); echo "\n"; $var6 = - - 6; var_export($var6); echo "\n"; $var7 = - - - 7; var_export($var7); echo "\n"; $var8 = - - - - 8; var_export($var8);
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
4 -5 6 -7 8
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 4 -5 6 -7 8
preferences:
178.16 ms | 402 KiB | 287 Q