Online PHP editor | refs for jPHB8

<?php $array = [ "pentrose_50_rafhan_c_kgs" => 100, "pentrose_50_rafhan_c_issued_kgs" => 300, "pentrose_50_rafhan_c_rskg" => 99.1, "pentrose_50_rafhan_c_amount" => 29730, ]; $formattedArray = []; array_walk($array, function($value, $key) use (&$formattedArray) { list($prefix, $newKey) = explode('_c_', $key); $formattedArray[$prefix][$newKey] = $value; }); var_dump($formattedArray);