تابع ‎output_add_rewrite_var()‎‎ در PHP

<?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');

// Output a link and a form
echo '<a href="">This link's URL will have a variable</a>';
echo '<form>';
echo '<p>This form will have a hidden input</p>';
echo '<input type="text"  name="hello">';
echo  '</form>';
?>