how to get no of tag in parent tag in jquery code example

Example 1: get parent element using jquery

/*
For accessing parent element details by using reference of children element.
Just Take a look on below example:
*/

<div id="parentDiv">
	<p>Child paragraph element</p>
</div>

$(document).ready(function(){
  alert($("p").parent().attr("id"));  // output: parentDiv
});

/*
I hope it will help you.
Namaste
*/

Example 2: jquery dom traversal parent

$( "li.item-a" ).parent().css( "background-color", "red" );