!Doctype htmlhtml lang="zh-cn"head!-- Required meta tags --meta charset="utf-8"meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"!-- Bootstrap CSS --link rel="stylesheet" href="css/bootstrap.css"titleAdmin后
<!Doctype html> <html lang="zh-cn"> <head> <!-- Required meta tags --> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <!-- Bootstrap CSS --> <link rel="stylesheet" href="css/bootstrap.css"> <title>Admin后台示例</title> </head> <body> <nav class="navbar fixed-top navbar-expand-lg navbar-dark bg-primary"> <a href="#" class="navbar-brand"> <img width="30" height="30" class="d-inline-block align-top" src="https://v4.bootcss.com/assets/brand/bootstrap-solid.svg" > 管理后台 </a> <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation"> <span class="navbar-toggler-icon"></span> </button> <div class="collapse navbar-collapse" id="navbarSupportedContent"> <ul class="navbar-nav mr-auto"> <li class="nav-item active"> <a href="#" class="nav-link"> <span class="glyphicon glyphicon-cog"></span> 网站设置 </a> </li> <li class="nav-item"> <a href="#" class="nav-link"> <span class="glyphicon glyphicon-lock"></span> 管理员 </a> </li> <li class="nav-item"> <a href="#" class="nav-link"> <span class="glyphicon glyphicon-list"></span> 栏目设置 </a> </li> <li class="nav-item"> <a href="#" class="nav-link"> <span class="glyphicon glyphicon-user"></span> 用户管理 </a> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Dropdown </a> <div class="dropdown-menu" aria-labelledby="navbarDropdown"> <a class="dropdown-item" href="#">Action</a> <a class="dropdown-item" href="#">Another action</a> <div class="dropdown-divider"></div> <a class="dropdown-item" href="#">Something else here</a> </div> </li> <li class="nav-item"> <a class="nav-link disabled" href="#">Disabled</a> </li> </ul> <form action="" class="form-inline my-2 my-lg-0"> <input type="search" placeholder="搜索内容" aria-label="Search" class="form-control mr-sm-2"> <button class="btn btn-outline-light my-2 my-sm 0" type="submit">搜索</button> </form> <ul class="navbar-nav justify-content-end"> <li class="nav-item"> <a href="#" class="nav-link"> Alexander </a> </li> <li class="nav-item"> <a href="#" class="nav-link"> <span class="glyphicon glyphicon-eye-close"></span> 退出 </a> </li> </ul> </div> </nav> <div class="container" style="margin-top:70px;"> 主内容区域 </div> <footer class="fixed-bottom bg-primary"> <br> <div class="text-center" style="height:50px;color:white;"> <p class="font-weight-bold">2019</p> </div> </footer> <!-- Optional JavaScript --> <!-- jQuery first, then Popper.js, then Bootstrap JS --> <script src="http://img.558idc.com/uploadfile/allimg/210612/1031016221-1.jpg" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script> <script src="http://img.558idc.com/uploadfile/allimg/210612/1031015156-2.jpg" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script> <script src="http://img.558idc.com/uploadfile/allimg/210612/1031013R0-3.jpg" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script> </body> </html>
Bootstrap4 无法直接使用字体图标glyphicon,参考博客园https://www.cnblogs.com/humi/p/8496152.html，导入字体图标。
源码：https://gitee.com/Alexander360/LearnBootStrap4.git