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run code in 300+ PHP versions simultaneously
<?php $arr1 = [2, 1, 2, 5, 7, 1, 9, 3, 6, 8, 8]; $arr2 = [2, 1, 8, 3]; $priority = array_flip($arr2); $fallback = count($arr2); usort( $arr1, fn($a, $b) => [$priority[$a] ?? $fallback, $a] <=> [$priority[$b] ?? $fallback, $b] ); var_export($arr1);
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.4, 8.3.6 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1
array ( 0 => 2, 1 => 2, 2 => 1, 3 => 1, 4 => 8, 5 => 8, 6 => 3, 7 => 5, 8 => 6, 9 => 7, 10 => 9, )
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
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 array ( 0 => 2, 1 => 2, 2 => 1, 3 => 1, 4 => 8, 5 => 8, 6 => 3, 7 => 5, 8 => 6, 9 => 7, 10 => 9, )
preferences:
179.92 ms | 409 KiB | 5 Q