$code_content = str_replace(array("<code>", "</code>"), "", $code_content);
$code_content = str_replace(array("<pre>", "</pre>"), "", $code_content);
$code_content = str_replace(array("<code>", "</code>"), "", $code_content);
$code_content = str_replace(array("<pre>", "</pre>"), "", $code_content);