fgetss: Gets line from file pointer and strip HTML tags
<?php
$tags = "<h2><h3><p><b><a><img>";
$fh = fopen("demo.htm", "rt");
while (!feof($fh)) {
$article .= fgetss($fh, 1024, $tags);
}
fclose($fh);
/* Open the file up in write mode and write $article contents. */
$fh = fopen("demo.html", "wt");
fwrite($fh, $article);
fclose($fh);
echo $article;
?>
<!--
<html>
<body>
body
<p>paragraph</p>
</body>
</html>
-->
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