<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title><script src="js/jquery-3.1.0.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(document).ready(function(){
//事件的默認行為
$('a').click(function(event){
alert('GG');
//取消事件的默認行為代碼如下
event.preventDefault();
})
})
</script>
</head>
<body>
<a >點我</a>
</body>
</html>
