3v4l.org

run code in 300+ PHP versions simultaneously
<?php $products = [1, 2, 3, 4, 5]; $vendors = ["Amazon", "Newegg", "Frys"]; $combinations = ['wtf']; function pc_permute($items, $perms = array()) { if (empty($items)) { //echo join(' ', $perms); //return $perms; array_push($combinations, $perms); } else { for ($i = count($items) - 1; $i >= 0; --$i) { $newitems = $items; $newperms = $perms; list($foo) = array_splice($newitems, $i, 1); array_unshift($newperms, $foo); pc_permute($newitems, $newperms); } } } pc_permute($products); var_dump($combinations);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, null given in /in/B7Ni4:12 Stack trace: #0 /in/B7Ni4(12): array_push(NULL, Array) #1 /in/B7Ni4(19): pc_permute(Array, Array) #2 /in/B7Ni4(19): pc_permute(Array, Array) #3 /in/B7Ni4(19): pc_permute(Array, Array) #4 /in/B7Ni4(19): pc_permute(Array, Array) #5 /in/B7Ni4(19): pc_permute(Array, Array) #6 /in/B7Ni4(24): pc_permute(Array) #7 {main} thrown in /in/B7Ni4 on line 12
Process exited with code 255.
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 Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, null given in /in/B7Ni4:12 Stack trace: #0 /in/B7Ni4(12): array_push(NULL, Array) #1 /in/B7Ni4(19): pc_permute(Array, Array) #2 /in/B7Ni4(19): pc_permute(Array, Array) #3 /in/B7Ni4(19): pc_permute(Array, Array) #4 /in/B7Ni4(19): pc_permute(Array, Array) #5 /in/B7Ni4(19): pc_permute(Array, Array) #6 /in/B7Ni4(24): pc_permute(Array) #7 {main} thrown in /in/B7Ni4 on line 12
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 Warning: array_push() expects parameter 1 to be array, null given in /in/B7Ni4 on line 12 array(1) { [0]=> string(3) "wtf" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/B7Ni4 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/B7Ni4 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/B7Ni4 on line 3
Process exited with code 255.
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305.7 ms | 401 KiB | 353 Q