源代码:
<!DOCTYPE html> <html> <head> <script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js"> </script> <script> x=0; y=0; $(document).ready(function(){ $("div.over").mouseover(function(){ $(".over span").text(x+=1); }); $("div.enter").mouseenter(function(){ $(".enter span").text(y+=1); }); }); </script> </head> <body> <p>The mouseover event triggers when the mouse pointer enters the child elements as well as the selected element.</p> <p>The mouseenter event is only triggered when the mouse pointer enters the selected element. </p> <div class="over" style="background-color:lightgray;padding:20px;width:250px;float:left"> <h3 style="background-color:white;">Mouseover event triggered: <span></span></h3> </div> <div class="enter" style="background-color:lightgray;padding:20px;width:250px;float:right"> <h3 style="background-color:white;">Mouseenter event triggered: <span></span></h3> </div> </body> </html>
运行结果：