这样可以吗？

来源：2-7 编程练习

葱的小呆毛

2019-06-15 21:02:06

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>HTML事件</title>
</head>
<body>
    <input type="button" value="开始" onmousemove="one(this)" onmouseout="three(this)">
    <input type="button" value="结束" onmousemove="two(this)" onmouseout="four(this)">
   <script type="text/javascript">
       function one(btn){
             btn.style.color="purple";
       }
       function two(btn2){
             btn2.style.color="yellow";
       }
       function three(btn3){
           btn3.style.color="gray";
       }
       function four(btn4){
           btn4.style.color="gray";
       }
   </script>
</body>
</html>