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run code in 300+ PHP versions simultaneously
<?php $DEBUD = true; function d($cmd) { global $DEBUD; if ($DEBUD) { echo("p.savelyev " . $cmd . "\n"); } exec($cmd); } d('echo "print this\n";');
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 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
p.savelyev echo "print this\n"; Warning: exec(): Unable to fork [echo "print this\n";] in /in/soeX1 on line 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 p.savelyev echo "print this\n"; Warning: exec(): Unable to fork [echo "print this\n";] in /in/soeX1 on line 8
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
p.savelyev echo "print this\n";

preferences:
224.86 ms | 402 KiB | 291 Q