how to get selector from jquery object?
<p>codes:</p>

<pre><code>   var jqueryObj=$("#readme");
   alert(jqueryObj.length); // result == 0
</code></pre>

<p>can i get "#readme" from jqueryObj ?
like:</p>

<pre><code>   alert(jqueryObj.selector); //i want get "#readme"
</code></pre>

<p>BTW: i want to get selector,not element ID,  and  jqueryObj.length == 0.</p>
