原生js三种选项卡点击效果代码实现
程序员文章站
2022-05-10 19:37:27
第一种：选项卡单击点击切换
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第一种：选项卡单击点击切换
<!doctype html>
<html>
<head>
<metacharset="utf-8" />
<title>选项卡-点击触发效果</title>
<styletype="text/css">
*{
margin:0;
padding:0;
list-style:none;
}
body{
background:#58596b;
display:flex;
justify-content:center;
}
#box{
margin-top:10%;
}
.boxul{
width:600px;
height:60px;
background:#33344a;
}
.boxul li{
float:left;
transition:0.3s;
}
.boxul li a{
display:block;
width:100px;
height:60px;
line-height:60px;
/*border:1px solid red;*/
text-decoration:none;
text-align:center;
color:#717181;
font-size:15px;
}
.boxtwo{
clear:left;
}
.boxtwoul{
width:600px;
height:300px;
background:white;
}
.boxtwoul li{
position:absolute;
transition:0.3s;
padding:30px;
font-family:"微软雅黑";
font-size:15px;
width:600px;
height:10px;
}
.show{
opacity:3;
}
.hide{
opacity:0;
}
.bj{
background:#e74c3c;
}
</style>
<scripttype="text/javascript">
window.onload=function(){
varoneli=document.getelementsbyclassname('box')[0].getelementsbytagname('li');
vartwoli=document.getelementsbyclassname('boxtwo')[0].getelementsbytagname('li');
vara=document.getelementsbyclassname('box')[0].getelementsbytagname('a')
oneli[0].classname='bj'
a[0].style.color='white'
for(vari=0;i<oneli.length;i++){
oneli[i].index=i
oneli[i].onclick=function(){
varnum=parseint(this.index)
for(varj=0;j<oneli.length;j++){
oneli[j].classname=''
twoli[j].classname='hide'
a[j].style.color=''
}
oneli[num].classname='bj'
twoli[num].classname='show'
a[num].style.color='white'
}
}
}
</script>
</head>
<body>
<pid="box">
<divclass="box">
<ul>
<li><ahref="javascript：void(0)">新闻</a></li>
<li><ahref="javascript：void(0)">综艺</a></li>
<li><ahref="javascript：void(0)">娱乐</a></li>
<li><ahref="javascript：void(0)">购物</a></li>
</ul>
</p>
<pclass="boxtwo">
<ul>
<liclass="show">还在打王者lol呢？国家大事你关心了么？</li>
<liclass="hide">元芳薛之谦事件你怎么看？</li>
<liclass="hide">娱乐圈的那点事，潜规则？</li>
<liclass="hide">淘宝双十一你们是不是又要剁手了？</li>
</ul>
</p>
</p>
</body>
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