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<?php $products = [1, 2, 3, 4, 5]; $vendors = ["Amazon", "Newegg", "Frys"]; function pc_permute($items, $perms = array()) { if (empty($items)) { //echo join(' ', $perms) . "</br>"; return $perms; } else { for ($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); } } } var_dump(pc_permute(products));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "products" in /in/5Is1n:23 Stack trace: #0 {main} thrown in /in/5Is1n on line 23
Process exited with code 255.

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