How to remove CSS styles with JS/jQuery
Method: 1. Use js, the syntax "document.getElementById("id name").removeAttribute("style")"; 2. Use jQuery, the syntax "$("id name").removeAttr( "style","")".
The operating environment of this tutorial: windows7 system, javascript1.8.5&&jquery2.1.1 version, Dell G3 computer.
Sometimes it is necessary to add and remove CSS styles, such as adding the display attribute and setting it to hidden. Sometimes it is necessary to remove the display attribute.
JS/jQuery Add or remove CSS styles
//通过JS移除css样式
document.getElementById("tab1").removeAttribute("style");
//通过jQuery移除css样式
$("#tab1").removeAttr("style","");Example
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>信息管理</title>
<!--通知ie使用最新内核-->
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<!--响应式，约束缩放-->
<meta name="viewport" content="width=device-width, maxinum-scale=1,user-scalable=no,initial-scale=1">
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://cdn.bootcss.com/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<style>
body{ background:#eee;}
#main{ max-width:640px; font-family:"微软雅黑"; }
/*头部*/
.tou{ background:#fff; margin-top:20px; padding-top:13px; padding-bottom:13px;}
/*头部左边*/
.tou .tou-left{ margin-left:15px;}
.tou .tou-left a{}
.tou .tou-left img{ width:78px; height:78px;}
/*头部右边*/
.tou .tou-right{ position:relative; float:left; margin-left:20px;}
.tou .tou-right h3{ font-size:18px; margin-top:3px; margin-bottom:8px;}
.tou .tou-right p{ font-size:14px; color:#999; margin-bottom:5px;}
.tou .tou-right .self-depart{ margin-bottom:0px;}
/*采集和已采集连接*/
.self-nav{ margin-top:20px; background:#fff; ;}
.self-nav .col-xs-6{ padding-left:0; padding-right:0; margin-left:0; margin-right:0; }
.self-nav .btn{ padding-top:10px; padding-bottom:10px;}
/*采集列表*/
.self-menu{ margin-top:20px; background:#fff;border-top:1px solid #fff; border-bottom:1px solid #fff; }
.self-menu .self-menu-cont li{ border-bottom:1px solid #eee;}
.self-menu .self-menu-cont li .self-danger{ background:#C00;}
/*底部技术支持*/
.self-footer{ margin-top:20px; background:#fff; padding-top:13px; padding-bottom:13px; }
.self-footer p{ margin-bottom:0; font-size:12px; color:#666; text-align:center;}
</style>
</head>
<body>
<p class=" container" id="main">
<!--头部-->
<p class="row tou">
<p class=" pull-left tou-left">
<a href="./"><img src="" class="img-responsive"/></a>
</p>
<p class=" tou-right">
<h3>张三</h3>
<p>微信号：zhangsan</p>
<p class="self-depart">部门：安全部</p>
</p>
</p>
<!--banner-->
<p class="row self-nav">
<p class="col-xs-6">
<a href="#tab1" class="btn btn-block btn-default" data-toggle="tab" id="send" onclick="hiddenTag()">信息列表</a>
</p>
<p class="col-xs-6">
<a href="#tab2" class="btn btn-block btn-default" data-toggle="tab" onclick="showTag()">添加信息</a>
</p>
</p>
<!--菜单列表-->
<p class="row self-menu">
<ul class="nav nav-pills nav-stacked self-menu-cont tab-pane active fade in" id="tab1">
<li><a href="">信息列表<span class="badge pull-right">10</span></a></li>
<li><a href="">消息列表<span class="badge pull-right">10</span></a></li>
<li><a href="">留言列表<span class="badge pull-right">10</span></a></li>
<li><a href="">传达列表<span class="badge pull-right">10</span></a></li>
<li><a href="">通知列表<span class="badge pull-right">10</span></a></li>
</ul>
<ul class="nav nav-pills nav-stacked self-menu-cont tab-pane fade" id="tab2" style="display:none">
<li><a href="">添加信息</a></li>
<li><a href="">添加消息</a></li>
<li><a href="">添加留言</a></li>
<li><a href="">添加传达</a></li>
<li><a href="">添加通知</a></li>
</ul>
</p>
</p>
</body>
<script>
function hiddenTag(){
//通过JS添加样式+移除样式
document.getElementById('tab1').style.display="block";
document.getElementById('tab2').style.display="none";
//通过jQuery添加类选择器和移除类选择器
$("#add").removeClass("btn-primary");
$("#add").addClass("btn-default");
$("#send").removeClass("btn-default");
$("#send").addClass("btn-primary");
//通过jQuery添加样式+移除样式
// $('#tab1').css("display","block");
// $('#tab2').css("display","none");
}
function showTag(){
//通过JS添加样式+移除样式
document.getElementById('tab1').style.display="none";
document.getElementById("tab2").removeAttribute("style");
//通过jQuery添加类选择器和移除类选择器
$("#send").removeClass("btn-primary");
$("#send").addClass("btn-default");
$("#add").removeClass("btn-default");
$("#add").addClass("btn-primary");
//通过jQuery添加样式+移除样式
// $("#tab1").css("display","none");
// $("#tab2").removeAttr("style","");
}
</script>
</html>[Recommended learning: javascript video tutorial]
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