3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strcmp("🍺", "🍣")); var_dump(strcmp("🍣", "🍺")); var_dump(strlen("🍣")); var_dump(strlen("🍺"));
Output for 7.3.29 - 7.3.33, 7.4.20, 7.4.22 - 7.4.33, 8.0.1, 8.0.5 - 8.0.7, 8.0.9 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(1) int(-1) int(4) int(4)
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 int(1) int(-1) int(4) int(4)
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.28, 7.4.0 - 7.4.14, 7.4.21, 8.0.0, 8.0.2 - 8.0.3, 8.0.8
int(5888) int(-5888) int(4) int(4)

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148.39 ms | 403 KiB | 217 Q