<?php $hewan=array("a"=>"angsa","b"=>"bebek","c"=>"capung","d"=>"domba"); function proses(&$items,$key,$prefix){ $items="$item : $prefix"; } function tampil($item1,$key) { echo "$key.$item1 \n"; } array_walk($hewan,"tampil"); echo "after proses"; array_walk($hewan,"proses"); ?>
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