abstract：<!DOCTYPE html> <html> <meta charset="utf-8"> <head> <title>JavaScript控制DIV</title> <style type="text/css"> #box{width:
<!DOCTYPE html>
<html>
<meta charset="utf-8">
<head>
<title>JavaScript控制DIV</title>
<style type="text/css">
#box{width:100px; height: 100px;background: red; margin: 20px 80px;}
</style>
</head>
<body>
<div id="box"></div>
<input type="button" value="变高" onclick="aa()">
<input type="button" value="变宽" onclick="bb()">
<input type="button" value="变色" onclick="cc()">
<input type="button" value="重置" onclick="dd()">
<input type="button" value="隐藏" onclick="ee()">
<input type="button" value="显示" onclick="ff()">
<script type="text/javascript">
var box
window.onload=function(){
box=document.getElementById('box')
}
function aa(){
box.style.height="500px";
}
function bb(){
box.style.width="400px";
}
function cc(){
box.style.background="pink";
}
function dd(){
box.style.height="100px";
box.style.width="100px";
box.style.background="red";
}
function ee(){
box.style.display="none";
}
function ff(){
box.style.display="block";
}
</script>
</body>
</html>
Correcting teacher：查无此人Correction time：2019-05-20 09:02:08
Teacher's summary：完成的不错。js功能非常强大，要好好练习。继续加油。