Online PHP editor | refs for n1kYl

<?php $input = [1, 2, 3, 5, 4, 7, 6, 8, 9]; $batches = generateBatches($input); function generateBatches($input) { $batches = []; $batchNumber = 0; $prev = 0; foreach ($input as $i) { $batches[$batchNumber][] = $i; if ($i > 1 && $i - $prev < 1) { $batchNumber++; } $prev = $i; } return $batches; } print_r($batches);