如何在 Bootstrap 中使用 Scrollspy 外掛


滾動偵查器(自動更新導航)外掛允許你根據滾動位置定位頁面的一部分。

在它的基本實現中,當你滾動時,你可以根據

滾動位置嚮導航欄新增 .active 類。

你可以嘗試執行以下程式碼在 Bootstrap 中實現滾動偵查器外掛 −

示例

現場演示

<!DOCTYPE html>
<html>
   <head>
      <title>Bootstrap Example</title>
      <link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
      <script src = "/scripts/jquery.min.js"></script>
      <script src = "/bootstrap/js/bootstrap.min.js"></script>
   </head>
   <body>
      <nav id = "navbar-example" class = "navbar navbar-default navbar-static" role = "navigation">
         <div class = "navbar-header">
            <button class = "navbar-toggle" type = "button" data-toggle = "collapse" data-target = ".bs-js-navbar-scrollspy">
               <span class = "sr-only">Toggle navigation</span>
               <span class = "icon-bar"></span>
               <span class = "icon-bar"></span>
               <span class = "icon-bar"></span>
            </button>
            <a class = "navbar-brand" href = "#">Tutorial Name</a>
         </div>
         
         <div class = "collapse navbar-collapse bs-js-navbar-scrollspy">
            <ul class = "nav navbar-nav">
               <li><a href = "#ios">iOS</a></li>
               <li><a href = "#svn">SVN</a></li>
               <li class = "dropdown">
                  <a href = "#" id = "navbarDrop1" class = "dropdown-toggle" data-toggle = "dropdown">
                     Java
                     <b class = "caret"></b>
                  </a>
                  <ul class = "dropdown-menu" role = "menu" aria-labelledby = "navbarDrop1">
                     <li><a href = "#jmeter" tabindex = "-1">jmeter</a></li>
                     <li><a href = "#ejb" tabindex = "-1">ejb</a></li>
                  </ul>
               </li>
            </ul>
         </div>
      </nav>
         
      <div data-spy = "scroll" data-target = "#navbar-example" data-offset = "0"
         style = "height:200px; overflow:auto; position: relative;">
         <h4 id = "ios">iOS</h4>
         <p>iOS is a mobile operating system developed and distributed by Apple
            Inc. Originally released in 2007 for the iPhone, iPod Touch, and Apple
            TV. iOS is derived from OS X, with which it shares the Darwin
            foundation. iOS is Apple's mobile version of the OS X operating system
            used on Apple computers.</p>

         <h4 id = "svn">SVN</h4>
         <p>Apache Subversion which is often abbreviated as SVN, is a software
            versioning and revision control system distributed under an open source
            license. Subversion was created by CollabNet Inc. in 2000, but now it
            is developed as a project of the Apache Software Foundation, and as
            such is part of a rich community of developers and users.</p>

         <h4 id = "jmeter">jMeter</h4>
         <p>jMeter is an Open Source testing software. It is 100% pure Java
            application for load and performance testing.</p>

         <h4 id = "ejb">EJB</h4>
         <p>Enterprise Java Beans (EJB) is a development architecture for building
            highly scalable and robust enterprise level applications to be deployed
            on J2EE compliant Application Server such as JBOSS, Web Logic etc.</p>
      </div>
   </body>
</html>

更新時間:2020 年 6 月 12 日

126 次瀏覽

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