abstrak：<!doctype html> <html> <head> <meta charset="utf-8"> <title>changeDIV</title> <style> #box{width:100px;height:100px; background:red;&
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>changeDIV</title>
<style>
#box{width:100px;height:100px; background:red; margin:10px 80px;}
</style>
</head>
<body>
<script type="text/javascript">
var box
window.onload = function(){
box = document.getElementById('box')
}
//高度
function h(){
box.style.height = "300px"
}
//寬度
function w(){
box.style.width = "300px"
}
//顏色
function b(){
box.style.background = "#09F"
}
function d(){
box.style.height = "100px"
box.style.width = "100px"
box.style.background = "red"
}
function e(){
box.style.display = "none"
}
function f(){
box.style.display = "block"
}
</script>
<div id="box"></div>
<input type="button" value="變高" onClick="h()">
<input type="button" value="變寬" onClick="w()">
<input type="button" value="變色" onClick="b()">
<input type="button" value="重置" onClick="d()">
<input type="button" value="隱藏" onClick="e()">
<input type="button" value="顯示" onClick="f()">
</body>
</html>
Guru membetulkan：查無(wú)此人Masa pembetulan：2019-05-09 14:27:28
Rumusan guru：完成的不錯(cuò)。js每行語(yǔ)句結(jié)束要增加;號(hào)，繼續(xù)加油