麻烦老师检查一下，谢谢
来源：3-19 编程练习
Ever__
2019-07-31 00:52:51
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>mouse</title>
<style type="text/css">
#div{overflow:auto;width:200px;height:200px;border:2px solid gray;margin-bottom:20px;}
#content{width:200px;height:100px;border:2px solid gray;}
</style>
</head>
<body>
<div id="div">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod,tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo,consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse,cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non,proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
<div id="content"></div>
<script type="text/javascript">
//补充代码
var n=document.getElementsByTagName("p")[0];
div.onmousedown=function(){
n.style.color="#f00";
}
div.onmouseout=function(){
n.style.color="#0f0";
}
div.onscroll=function(){
var con=document.getElementById("content");
con.innerHTML= "内容滚动了";
}
</script>
</body>
</html>
1回答
-
好帮手慕糖
2019-07-31
同学你好，当鼠标在带滚动条的文本框上滑动时，字体颜色变成红色。应该使用onmousemove事件哦，例：
希望能帮助到你，欢迎采纳。
祝学习愉快！
0
相似问题