Is it class : is « jQuery « JavaScript Tutorial






<html>
  <head>
    <script type="text/javascript" src="js/jquery-1.3.2.js"></script>
    <script type="text/javascript">
        $(document).ready(function(){
           $("div").one('click', function () {
              if ($(this).is(".blue,.red")) {
                $("p").text("It's the blue and red div.");
              }else{
                $("p").text("It's NOT the blue and red div.");
              }
              $("p").hide().slideDown("slow");
              
           });
        });
    </script>

  </head>
  <body>
    <body>
      Press each to see the text.
      <div class=blue>asdf</div>
      <div class=red>asdf</div>
      <div>asdf</div>
      <div>asdf</div>
      <div>asdf</div>
      <div>asdf</div>
      <p></p>
  </body>
</html>








30.59.is
30.59.1.Traversing IS
30.59.2.Is it class
30.59.3.is(expr)
30.59.4.is() can be used inside an event handler.