Online PHP editor | refs for 9XCP0

<?php $_POST['checkbox'] = 'checkbox%5Bcompany-group%5D%5Bindex%5D=1&checkbox%5Bcompany-group%5D%5Bview%5D=1&checkbox%5Bcompany-group%5D%5Bcreate%5D=1&checkbox%5Bcompany-group%5D%5Bupdate%5D=1&checkbox%5Bcompany-group%5D%5Bdelete%5D=1&checkbox%5Bcompany-industry%5D%5Bindex%5D=1&checkbox%5Bcompany-industry%5D%5Bview%5D=1&checkbox%5Bcompany-industry%5D%5Bcreate%5D=1&checkbox%5Bcompany-industry%5D%5Bupdate%5D=1&checkbox%5Bcompany-industry%5D%5Bdelete%5D=1'; parse_str($_POST['checkbox'], $output); var_export($output['checkbox']); echo "\n---\n"; echo json_encode(array_map('array_keys', $output['checkbox']));