Event executes once : one « jQuery « JavaScript Tutorial






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  3. one
<html>
  <head>
    <script type="text/javascript" src="js/jquery-1.3.2.js"></script>
    <script type="text/javascript">
        $(document).ready(function(){
             $("h1").one("mouseenter mouseleave", function(e){
                 var str = "( " + e.pageX + ", " + e.pageY + " )";
                 $("h1").text(str);
             });




        });
    </script>


  </head>
  <body>
    <body>
       <div><h1>header 1</h1></div>
    </body>
</html>








30.73.one
30.73.1.Event executes once
30.73.2.one(type, data, fn): executed only once for each element