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adv.

jquery last() ??? ???

??: last()? ???? ?? ??? ??? ??? ??? ????.

??: ??.last()

??: DOM ?? ???? ???? jQuery ??? ???? .last() ???? ????? ???? ??? ???? ? jQuery ??? ?????.

jquery last() ??? ?

<!DOCTYPE html>
<html>
<head>
  <style>.highlight{background-color: yellow}</style>
  <script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>
</head>

<body>
  <p><span>Look:</span> <span>This is some text in a paragraph.</span> <span>This is a note about it.</span></p>
  <script>$("p span").last().addClass('highlight');</script>
</body>
</html>
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