<?php $record = array(); $record[] = array("COURSE"=>"Information Retrieval", "BOOK"=>"Machine Learning"); $record[] = array("COURSE"=>"Knowledge Web", "BOOK"=>"Ontology"); $record[] = array("COURSE"=>"Web Intellingence", "BOOK"=>"Semantic Web"); $newRecord = array(); $newRecord = arr_value_to_upper($record); print_r($newRecord); ?>