<?php <?php function hexentities($str) { $return = ''; for($i = 0; $i < strlen($str); $i++) { $return .= '&#x'.bin2hex(substr($str, $i, 1)).';'; } return $return; } function show($str) { echo '<textarea rows=10 coln=25>'.$str.'</textarea'>; } show(htmlentities('test'));
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