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run code in 300+ PHP versions simultaneously
<?php $things = [ [ 'foo' => 5.5, 'bar' => 'abc' ], [ 'foo' => 7.7, 'bar' => 'xyz' ], [ 'foo' => 2.2, 'bar' => 'efg' ] ]; // Sort $things by 'foo' property, ascending usort($things, function ($a, $b) { return $a['foo'] <=> $b['foo']; }); // Sort $things by 'bar' property, descending usort($things, function ($a, $b) { return $b['bar'] <=> $a['bar']; });
Output for 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
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

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176.78 ms | 402 KiB | 202 Q