Online PHP editor | refs for kevv1

<?php $data = [ ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ['chart_value' => 0], ['chart_value' => 1], ['chart_value' => 2], ['chart_value' => 3], ['chart_value' => 4], ['chart_value' => 5], ['chart_value' => 6], ]; $x = array_chunk($data, 7, true); var_dump($x);