Jquery method to take the child node and the current node attribute value

Share how jquery takes the child node and the current node attribute value.

<li class="menulink">
<a href="#" rel="external nofollow" id="101" onclick="changeMenu('101',' Data management ','#' )"><span> Data management </span>
</a>
</li>

Take the child node:

$(".menulink a").each(function(){
var id=this.id;
});

Take the current node:

$(".menulink ").each(function(){
var id=this.id;
});