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點擊事件改變DIV元素

Original 2019-05-27 14:30:06 396
abstract:<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>點擊事件改變DIV元素</title> <style type="text/css"> #box{width: 100px;height: 100px;bac

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>點擊事件改變DIV元素</title>

<style type="text/css">

#box{width: 100px;height: 100px;background: red;margin:20px 80px;}

</style>

</head>

<body>

<!-- 用按鈕控制div高度、寬度、顏色、重置、隱藏、顯示 -->

<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="pink"//改變顏色

}

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>

<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()">


</body>

</html>


Correcting teacher:天蓬老師Correction time:2019-05-28 15:53:09
Teacher's summary:要注意, style是一個對象, 而不是一個變量, 這才是關(guān)鍵

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