- array_slice: documentation ( source)
- implode: documentation ( source)
<?php
$array[] = array (
'age' => 'Upper limit',
'shipments' => null,
'orders' => null,
'ifs' => null,
'items' => $variables['time_limit_3'],
'highlight' => false
);
$array2 = implode('', array_slice($array, 1));