Online PHP editor | refs for RK4dT

<?php $arr = [ "36736" => [ "meta" => [ "Closing Date" => "", "Technical Consultant" => "", "Client Name" => "", "Stage" => "Waiting for Technical Assignment", "Contract Name" => "", "Signing Rate" => "", "Contract Number" => "", "Client Number" => "", "Closer Name" => "", "Completed On" => "2019-05-23", "Assigned Date" => "05/22/2019 12:28 pm", ], ], ]; $keys = ["Client Name", "Client Number", "Contract Name", "Contract Number", "Stage", "Closing Date", "Technical Consultant", "Signing Rate", "Closer Name", "Completed On", "Assigned Date"]; foreach ($arr as $key => &$value) { // & defines changes will be reflected at its address in memory $value['meta'] = array_replace(array_flip($keys), $value["meta"]); } print_r($arr);die;