jQuery not() by callback function

Description

jQuery not() by callback function

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<!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").not(function(){
    return $("span", this).length == 2;}).css("background-color", "yellow");
});//w w  w.  ja  v a 2  s .c  o m
</script>
</head>
<body>

<div>
  <p>A p element <span>with one span element.</span></p>
  <p>A p element <span>with</span> two <span>span elements.</span></p>
  <p>A p element <span>with one span element.</span></p>
  <p>A p element <span>with</span> two <span>span elements.</span></p>
  <p>A p element with no span element.</p>
</div>

<div>This example returns all p elements that do not have two span elements.</div>

</body>
</html>



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