jQuery Selector :nth-last-child()

Introduction

The :nth-last-child(n) selector selects elements which are the nth child from their parent.

The :nth-last-child(n) selector counts from the last child. 

:nth-last-child(n|even|odd|formula)
Parameter
 Description
n

 The index of each child to match.Must be a number.
The first element has the index number 1.
even
 Selects each even child element
odd
 Selects each odd child element
formula


 Selects child element(s) via a formula (an + b).
Example:
p:nth-last-child(3n+2) selects each 3rd paragraph, starting at the last 2nd child

Select each <p> element that is the third child of its parent, counting from the last child:

View in separate window 

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("p:nth-last-child(3)").css("background-color", "yellow");
});//w  w  w.ja  va 2s  . c  om
</script>
</head>
<body>

<h1>This is a heading in body</h1>

<p>The first paragraph in body.</p>
<p>The second paragraph in body.</p>

<div style="border:1px solid;">
  <span>This is a span element in div</span>
  <p>The first paragraph in div.</p>
  <p>The second paragraph in div.</p>
  <p>The last paragraph in div.</p>
</div><br>

<div style="border:1px solid;">
  <p>The first paragraph in another div.</p>
  <p>The second paragraph in another div.</p>
  <p>The last paragraph in another div.</p>
</div>

<p>The last paragraph in body.</p>

</body>
</html>



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