Get checkbox from form controls : Form CheckBox « jQuery « JavaScript Tutorial

<html>
  <head>
    <script type="text/javascript" src="js/jquery-1.3.2.js"></script>
    <script type="text/javascript">
    $(document).ready(function(){
        var input = $("input:checkbox");
        $("div").text(input.length);

        
        
    });
    </script>
  </head>
  <body>
     <form>
      <input type="checkbox" />
    </form>
     <div></div>
  </body>
</html>

30.121.Form CheckBox
	30.121.1.	Get checkbox from form controls
	30.121.2.	Get checked checkbox
	30.121.3.	Preset checkbox
	30.121.4.	Check the check box