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css和js的合并應(yīng)用

原創(chuàng) 2018-12-13 14:38:35 202
摘要:如何用js控制,并改變css的樣式,顏色,長(zhǎng)寬內(nèi)容<!DOCTYPE html><html><head> <title>測(cè)試</title> <style type="text/css"> #box{width: 100px;height: 100px;background: red;margin: 30p

如何用js控制,并改變css的樣式,顏色,長(zhǎng)寬內(nèi)容

<!DOCTYPE html>

<html>

<head>

<title>測(cè)試</title>

<style type="text/css">

#box{width: 100px;height: 100px;background: red;margin: 30px,50px,20px,10px}

</style>

</head>

<body>

<div id = "box"></div>

<input type="button" value="變高" onclick="aa()">

<input type="button" value="變寬" onclick="bb()">

<input type="button" value="變色" onclick="cc()">

<input type="button" value="重置" onclick="dd()">

<input type="button" value="隱藏" onclick="ee()">

<input type="button" value="顯示" onclick="ff()">

<script type="text/javascript">

var box 

window.onload= function(){

box = document.getElementById('box')

}

function aa(){

box.style.height="300px";

}

function bb(){

box.style.width="300px";

}

function cc(){

box.style.background="#000"

}

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>


批改老師:韋小寶批改時(shí)間:2018-12-13 14:58:04
老師總結(jié):寫的很不錯(cuò)!這種效果在很頁面都會(huì)有類似的!課后記得多練習(xí)哦!

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