note 129929 added to function.count

Perhaps this could help someone : <?php function array_contains_recursion(array $array): bool { $result = false; set_error_handler(function (int $a, string $b, string $c, int $d) use (&$result) : bool { $result = true; return true; }); $_ = count($array, COUNT_RECURSIVE); restore_error_handler(); return $result; } // ... $a = []; var_dump(array_contains_recursion($a)); // false $a[] = &$a; var_dump(array_contains_recursion($a)); // true ---- Server IP: 45.112.84.4 Probable Submitter: 80.90.5.137 (proxied: 2a01:e0a:95c:f140:d934:6ca3:9751:10a4) ---- Manual Page -- https://php.net/manual/en/function.count.php Edit -- https://main.php.net/note/edit/129929 Del: integrated -- https://main.php.net/note/delete/129929/integrated Del: useless -- https://main.php.net/note/delete/129929/useless Del: bad code -- https://main.php.net/note/delete/129929/bad+code Del: spam -- https://main.php.net/note/delete/129929/spam Del: non-english -- https://main.php.net/note/delete/129929/non-english Del: in docs -- https://main.php.net/note/delete/129929/in+docs Del: other reasons-- https://main.php.net/note/delete/129929 Reject -- https://main.php.net/note/reject/129929 Search -- https://main.php.net/manage/user-notes.php