Javascript 在页面中央向下滚动图标'；I don’我没有按预期工作_Javascript_Html_Twitter Bootstrap

Javascript 在页面中央向下滚动图标'；I don’我没有按预期工作

javascript html twitter-bootstrap

Javascript 在页面中央向下滚动图标'；I don’我没有按预期工作,javascript,html,twitter-bootstrap,Javascript,Html,Twitter Bootstrap,我有一个公文包/登录页面，页面中央有一个向下滚动的图标/链接；但是，页面向下滚动时的效果并没有达到预期效果。如果我点击顶部导航栏上的任何链接，我就会得到想要的向上滚动效果。如果有人能指出我遗漏了什么。这是使用引导框架完成的。这是该页面的链接 index.html <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="

我有一个公文包/登录页面，页面中央有一个向下滚动的图标/链接；但是，页面向下滚动时的效果并没有达到预期效果。如果我点击顶部导航栏上的任何链接，我就会得到想要的向上滚动效果。如果有人能指出我遗漏了什么。这是使用引导框架完成的。这是该页面的链接 index.html

<!DOCTYPE html>
<html lang="en">

<head>

    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="portfolio, projects, Information Technology, Web Development, Android Development">
    <meta name="author" content="George Louis">

    <title>Techgeorge - This is my portfolio. A list of some of my projects. Web Development, and Android Development</title>

    <!-- Bootstrap Core CSS -->
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    <!-- Custom CSS -->
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    <![endif]-->

</head>

<body id="page-top" data-spy="scroll" data-target=".navbar-fixed-top">

    <!-- Navigation -->
    <nav class="navbar navbar-custom navbar-fixed-top" role="navigation">
        <div class="container">
            <div class="navbar-header">
                <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-main-collapse">
                    <i class="fa fa-bars"></i>
                </button>
                <a class="navbar-brand page-scroll" href="#page-top">
                    <i class="fa fa-play-circle"></i>  <span class="light">Tech</span>George
                </a>
            </div>

            <!-- Collect the nav links, forms, and other content for toggling -->
            <div class="collapse navbar-collapse navbar-right navbar-main-collapse">
                <ul class="nav navbar-nav">
                    <!-- Hidden li included to remove active class from about link when scrolled up past about section -->
                    <li class="hidden">
                        <a href="#page-top"></a>
                    </li>
                    <li>
                        <a class="page-scroll" href="#myCarousel">Portfolio</a>
                    </li>
                    <li>
                        <a class="page-scroll" href="#about">About</a>
                    </li>
                    <li>
                        <a class="page-scroll" href="#map">Map</a>
                    </li>

                </ul>
            </div>
            <!-- /.navbar-collapse -->
        </div>
        <!-- /.container -->
    </nav>

    <!-- Intro Header -->
    <header class="intro">
        <div class="intro-body">
            <div class="container">
                <div class="row">
                    <div class="col-md-12">
                        <div class="row">
            <div class="col-lg-8 col-lg-offset-2">
                <h2 id="sub-heading"><span class="light">Tech</span>George</h2>

                <img src="img/mypic.png" class="mypic" alt="Smiley face" height="100" width="100">
                <p>Here you'll find a list of my projects!</a>
                </p>
                <ul class="list-inline banner-social-buttons">
                    <li>
                        <a href="https://www.facebook.com/pctechtips25/" target="_blank" class="btn facebook btn-lg"><i class="fa fa-facebook fa-fw"></i> <span class="network-name">Facebook</span></a>
                    </li>
                    <li>
                        <a href="https://github.com/zentech" target="_blank" class="btn github btn-lg"><i class="fa fa-github fa-fw"></i> <span class="network-name">Github</span></a>
                    </li>
                    <li>
                        <a href="https://www.youtube.com/channel/UCOH7oeWBE2pgcFPFmj7lCqw" target="_blank" class="btn youtube btn-lg"><i class="fa fa-youtube left fa-fw"></i> <span class="network-name">Youtube</span></a>
                    </li>
                </ul>
                <!-- scroll down button  -->
                <a href="#myCarousel" class="btn btn-circle js-scroll-trigger">
                <i class="fa fa-angle-double-down animated"></i>
                </a>
            </div>
        </div>

                    </div>
                </div>
            </div>
        </div>
    </header>


      <!-- Carousel
    ================================================== -->
    <div id="myCarousel" class="carousel slide" data-ride="carousel">
        <br>
      <!-- Page Content -->
    <div class="container">

        <!-- Page Header -->
        <div class="row">
            <div class="col-lg-12">
                <h1 class="page-header">My Projects
                    <small>Web Development & Android Applications</small>
                </h1>
            </div>
        </div>
        <!-- /.row -->

        <!-- Projects Row -->
        <div class="row">
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://pctechtips.org/sohotech" target="_blank"><img class="img-responsive" src="img/sohotechnology.png" alt=""></a>
                </a>
                <a href="#"><h3>sohotech</h3></a>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://techgeorge.org" target="_blank"><img class="img-responsive" src="img/techgeorge.org.png" alt=""></a>
                </a>
                <h3>
                    <a href="#">techgeorge</a>
                </h3>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://pctechtips.org/apps/calculator" target="_blank"><img class="img-responsive" src="img/calculator.png" alt=""></a>
                </a>
                <h3>
                    <a href="#">Web Calculator</a>
                </h3>
              </div>
        </div>
        <!-- /.row -->

        <!-- Projects Row -->
        <div class="row">
            <div class="col-md-4 portfolio-item">
                                <a href="#">
                    <a href="http://pctechtips.org/apps/simon" target="_blank"><img class="img-responsive" src="img/simon-game.png" alt=""></a>
                </a>
                <h3>
                    <a href="#">Simon Game</a>
                </h3>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://pctechtips.org/apps/clock" target="_blank"><img class="img-responsive" src="img/clock.png" alt=""></a>
                </a>
                <h3>
                    <a href="#">Pomodoro Clock</a>
                </h3>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://pctechtips.org/apps/tictactoe" target="_blank"><img class="img-responsive" src="img/tictactoe.png" alt=""></a>
                </a>
                <h3>
                    <a href="http://pctechtips.org/apps/tictactoe" target="_blank">Tic Tac Toe</a>
                </h3>
            </div>
        </div>
        <!-- /.row -->
        <!-- Projects Row -->
        <div class="row">
            <div class="col-md-4 portfolio-item">
                <a href="https://www.youtube.com/embed/f0ENrRU16bQ" target="_blank"><img class="img-responsive" src="img/netDroid.png" alt=""></a>
                <h3>
                    <a href="https://play.google.com/store/apps/details?id=org.pctechtips.netdroid&hl=en" target="_blank">Android: Netdroid</a>
                </h3>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="https://github.com/zentech/JLanScan" target="_blank"><img class="img-responsive" src="img/jlanscan.png" alt=""></a>
                </a>
                <h3>
                    <a href="#">JLanScan</a>
                </h3>
            </div>
            <div class="col-md-4 portfolio-item">
                <a href="#">
                    <a href="http://pctechtips.org/apps/wiki" target="_blank"><img class="img-responsive" src="img/wiki-search.png" alt=""></a>
                </a>
                <h3>
                    <a href="http://pctechtips.org/apps/wiki" target="_blank">Wiki Search</a>
                </h3>
            </div>
        </div>
        <!-- /.row -->
        <hr>
        <!-- /.row -->

    </div><!-- /.carousel -->

    <!-- About Section -->
    <section id="about" class="container content-section text-center">
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            <div class="col-lg-8 col-lg-offset-2">
                <img src="img/me.png" alt="Smiley face" height="100" width="100">
                <h2>About Me</h2>
                <p>My name is George and I'm a long time IT and Developer who venture in many areas of Information Technology. I am a <a href="https://www.freecodecamp.org/zentech/front-end-certification" target="_blank">certified Front End Web Developer</a> from freecodecamp.org. And I hold several certification from Microsoft. I spend my days developing apps, making youtube video tutorials <a href="https://www.youtube.com/channel/UCOH7oeWBE2pgcFPFmj7lCqw"> youtube channel</a>, and writing for my blog <a href="http://pctechtips.org">PCtechtips.org</a></p>
                <p>I have experience in Information Technology and Developing Web and Mobile Apps. You can contact me @ <a href="mailto:georgelouis825@gmail.com">georgelouis825@gmail.com</a></p>
                <p>This site was developed using Bootstrap framework. And all pictures are mine!</p>
            </div>
        </div>
    </section>

    <!-- Download Section
    <section id="download" class="content-section text-center">
        <div class="download-section">
            <div class="container">
                <div class="col-lg-8 col-lg-offset-2">
                    <h2>Download Grayscale</h2>
                    <p>You can download Grayscale for free on the preview page at Start Bootstrap.</p>
                    <a href="http://startbootstrap.com/template-overviews/grayscale/" class="btn btn-default btn-lg">Visit Download Page</a>
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</body>

</html>


这是我的投资组合。我的一些项目的清单。Web开发和Android开发










技术乔治
在这里你可以找到我的项目列表！











我的项目
Web开发与Android应用

关于我
我的名字是乔治，我是一个长期从事IT和开发的人，在许多信息技术领域都有风险。我是一名来自freecodecamp.org的会员。我持有微软的几项认证。我每天都在开发应用程序，制作youtube视频教程，为我的博客写作
我有信息技术和开发网络和移动应用程序的经验。你可以联系我@
这个网站是使用Bootstrap框架开发的。所有的照片都是我的
版权及副本；techgeorge.org 2017

我给图标加了一个类，并删除了href

<a class="btn btn-circle js-scroll-trigger scroll-down">
   <i class="fa fa-angle-double-down animated"></i>
</a>

这是引导，我相信您应该能够添加一个已经为此编写的类。最初的模板是这样工作的，我复制了img/链接的html代码，但不起作用。我想我错过了这个班名。无论如何谢谢你

 $(function() {
    $('.scroll-down').click (function() {
      $('html, body').animate({scrollTop: $('#myCarousel').offset().top }, 'slow');
      return false;
    });
  });