作業(yè)分析
本次要求在編寫(xiě)一個(gè)簡(jiǎn)易的選項(xiàng)卡效果效果如下圖
image.png
image.png
image.png
代碼實(shí)現(xiàn)
<!DOCTYPE html>
<html lang="th">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>選擇卡樣式</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
html,
body {
height: 100%;
width: 100%;
}
html {
font-size: 10px;
}
.tab {
width: 40rem;
height: 30rem;
border: solid 1px #000;
}
.tab-title {
width: 100%;
height: 5rem;
background-color: antiquewhite;
border-bottom: solid 2px orange;
display: flex;
justify-content: space-between;
align-items: center;
}
.tt {
flex: 1;
height: 5rem;
background-color: #fff;
font-size: 1.8rem;
text-align: center;
line-height: 5rem;
}
.tt.active,
.tt:hover {
background-color: orange;
color: white;
}
.tab-content {
width: 100%;
height: calc(100% - 5rem);
background-color: aquamarine;
position: relative;
}
.tc {
width: 100%;
height: 100%;
font-size: 1.8rem;
text-align: center;
color: white;
position: absolute;
display: none;
}
.tc.active {
display: block;
}
.tc:nth-of-type(1) {
background-color: blue;
}
.tc:nth-of-type(2) {
background-color: green;
}
.tc:nth-of-type(3) {
background-color: red;
}
</style>
</head>
<body>
<div class="tab">
<div class="tab-title">
<div class="tt active">標(biāo)題1</div>
<div class="tt">標(biāo)題2</div>
<div class="tt">標(biāo)題3</div>
</div>
<div class="tab-content">
<div class="tc active">內(nèi)容部分1</div>
<div class="tc">內(nèi)容部分2</div>
<div class="tc">內(nèi)容部分3</div>
</div>
</div>
<script>
let tts = document.getElementsByClassName("tt")
for (let i = 0; i < tts.length; i++) {
tts[i].onmouseenter = function () {
for (let j = 0; j < tts.length; j++) {
tts[j].classList = "tt"
}
tts[i].classList = "tt active"
let tcs = document.getElementsByClassName("tc")
for (let x = 0; x < tcs.length; x++) {
tcs[x].classList = "tc"
}
tcs[i].classList = "tc active"
}
}
</script>
</body>
</html>
個(gè)人總結(jié)
利用好循環(huán)結(jié)構(gòu)可以簡(jiǎn)化很多步驟，勤加練習(xí)熟悉循環(huán)結(jié)構(gòu)，編寫(xiě)更多作品
