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<?php
$text = '<?php ?><p>Test paragraph.</p><!-- Comment -
-> <a href=http://topic.csdn.net/u/20090311/09/"#fragment">Other text</a>';
echo strip_tags($text);
echo "\n";
// ÔÊÐíʹÓÃ<p>ºÍ<a>
echo strip_tags($text, '<p><a>');
?>
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3¡¢ÒýºÅתÒ壺addslashes()
4¡¢×ªÒåHTML£ºhtmlspecialchars()
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<?php
include("renren.php");
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