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<?php function generate_some_id($id, $append) { for ($i = strlen($id); $i < 8; $i++) { $id = '0' . $id; } return strtoupper(strtolower(substr($append, 0, 2))) . $id; } echo generate_some_id(12547, 'Lorem ipsum');

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70.72 ms | 402 KiB | 5 Q