????：<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=DIVDIV, initial-scale=1.0"><met
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=DIVDIV, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>JavaScript控制DIV樣式</title>
<style type="text/css">
#box{width: 100px;height: 100px;background:pink;margin:20px 60px;}
</style>
</head>
<body>
<script type="text/javascript">
var box
window.onload=function(){
box=document.getElementById('box')
}
function aa(){
box.style.height="400px"//改變高度
}
function bb(){
box.style.width="400px"//改變寬度
}
function cc(){
box.style.background="red"//變成紅色
}
function dd(){
box.style.height="100px"
box.style.width="100px"
box.style.background="pink"
}
function ee(){
box.style.display="none"
}
function ff(){
box.style.display="block"
}
</script>
<div id="box"></div>
<INPUT type="button" value="變高" onclick=aa()></INPUT>
<INPUT TYPE="button" value="變寬"onclick=bb()></INPUT>
<INPUT TYPE="button" value="變色"onclick=cc()></INPUT>
<INPUT TYPE="button" value="重置"onclick=dd()></INPUT>
<INPUT TYPE="button" value="隱藏"onclick=ee()></INPUT>
<INPUT TYPE="button" value="顯示"onclick=ff()></INPUT>
</body>
</html>
?? ???：天蓬老師?? ??：2019-01-25 15:15:45
???? ??：根據(jù)html5的標(biāo)準(zhǔn), 所以html標(biāo)簽,全部采用小寫, 以后不要用大寫了,盡管不區(qū)分