html5绘制动态矩形

来源:互联网 发布:m4男娃数据 编辑:程序博客网 时间:2024/05/23 13:38
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>动态矩形框</title>
<script>

function shezhi(){

//获取输入框的值

var rangele = document.getElementById('rangele');
var myLength = document.getElementById('Length').value;
var myWide = document.getElementById('Wide').value;
var myColor = document.getElementById('Color').value;
rangele.style.height=myLength+"px";
rangele.style.width=myWide+"px";
rangele.style.backgroundColor=myColor;
}
</script>
</head>
<body onload="">

<h1>动态矩形框</h1>
<span>矩形的长度:<input type="text" id="Length" value="50"></span><br><br>
<span>矩形的宽度:<input type="text" id="Wide" value="50"></span><br><br>
<span>矩形的颜色:<input type="text" id="Color" value="red"></span><br><br>
<button onclick="shezhi();">确定更改</button>
<hr>
<div id="rangele" style="border: 2px solid #ccc;background: red">
&nbsp;
</div>
</body>

</html>


博主大学的作业,顺便上传一下,欢迎批评指点

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