مثال

پاک کردن متغیر ها از URL:

<?php
// Make the URL rewriter affect <a href> and <form> tags
ini_set('url_rewriter.tags','a=href,form=');

// Add a variable
output_add_rewrite_var('var', 'value');
echo '<a href="">This  link (URL)  will have a variable</a><br>';
ob_flush();

// Remove the variable
‎output_reset_rewrite_vars()‎;
echo '<a href="">This link (URL) will not  have a variable</a>';
?>