<?php $text = "He likes Tom and Jerry."; $returnTxt = rmv_stopword($text); echo "removed stopword: <i>$returnTxt</i>"; echo "<br><br>"; $allowableword = "and"; $returnTxt = rmv_stopword($text, $allowableword); echo "allow 'and', removed stopword: <i>$returnTxt</i>"; ?>