title: escaping into php
body: <pre><code> $valid-url = "p1=".rawurlencode($_GET['p1'])."&amp;type=".rawurlencode($_GET['type'])."&amp;os=".rawurlencode($_GET['os'])."&amp;price=".rawurlencode($_GET['price'])."&amp;sort=".rawurlencode($_GET['sort'])."&amp;sort_order=".rawurlencode($_GET['sort_order'])."&amp;perpage=".rawurlencode($perpage)."";
  </code></pre>
  
  <p>i am trying to build the url and pass it to <code>&lt;a href=''</code>..but its throwing escaping problem...can i get some help on this.</p>