NAV汉堡包不会打开

当我进入一个较小的屏幕并且汉堡包图标启用时，点击它时什么都不会发生。这是行不通的。我的代码如下，请大家帮忙：NAV汉堡包不会打开

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> 
<link rel="stylesheet" type="text/css" href="/stylesheets/main.css"> 
<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"> 

<nav class="navbar navbar-inverse navbar-fixed-top"> 
    <div class="container"> 
    <!-- Brand and toggle get grouped for better mobile display --> 
    <div class="navbar-header"> 
     <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false"> 
     <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="/">GroupWrites</a> 
    </div> 

    <!--Collect the nav links, forms, and other content for toggling --> 
    <div class="navbar-collapse collapse" id="bs-example-navbar-collapse-1"> 
     <ul class="nav navbar-nav"> 
     <li class="active"><a href="/browse">Browse</a></li> 
     <li><a href="/library">Library</a></li> 
     <li><a href="/about">How It Works</a></li> 
     </ul> 
     <ul class="nav navbar-nav navbar-right"> 
     <% if(!currentUser){ %> 
     <li><a href="/register">Sign Up <i class="fa fa-user-plus"></i></a></li> 
     <li><a href="/login">Log In <i class="fa fa-user-circle"></i></a></li> 
     <% } else { %> 
     <li><a href="#">Signed In As <%= currentUser.username %></a></li> 
     <li><a href="/logout">Log Out <i></i></a></li> 
     <% } %> 
     </ul> 
    </div> 
    </div> 
</nav>

来源

2017-05-07 SalokinSwift

你确定你包括引导在你的代码？ – kojow7

@ kojow7是的，只是在上面的代码中添加了我的boostrap链接 – SalokinSwift

@ nguer092欢迎来到stackoverflow，如果有任何答案可以帮助你[投它]（http://meta.stackexchange.com/questions/173399/how-to- upvote-on-stack-overflow），如果答案是你正在寻找的标记为[Correct answe]（http://meta.stackexchange.com/questions/5234/how-does-accepting-an-answer-work ）为未来的读者。谢谢！ –

你缺少3.3.7/js/bootstrap.min.js和jquery？：

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> 
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> 
 
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> 
 
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> 
 
<link rel="stylesheet" type="text/css" href="/stylesheets/main.css"> 
 
<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"> 
 

 
<nav class="navbar navbar-inverse navbar-fixed-top"> 
 
    <div class="container"> 
 
    <!-- Brand and toggle get grouped for better mobile display --> 
 
    <div class="navbar-header"> 
 
     <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false"> 
 
     <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="/">GroupWrites</a> 
 
    </div> 
 

 
    <!--Collect the nav links, forms, and other content for toggling --> 
 
    <div class="navbar-collapse collapse" id="bs-example-navbar-collapse-1"> 
 
     <ul class="nav navbar-nav"> 
 
     <li class="active"><a href="/browse">Browse</a></li> 
 
     <li><a href="/library">Library</a></li> 
 
     <li><a href="/about">How It Works</a></li> 
 
     </ul> 
 
     <ul class="nav navbar-nav navbar-right"> 
 
     <% if(!currentUser){ %> 
 
     <li><a href="/register">Sign Up <i class="fa fa-user-plus"></i></a></li> 
 
     <li><a href="/login">Log In <i class="fa fa-user-circle"></i></a></li> 
 
     <% } else { %> 
 
     <li><a href="#">Signed In As <%= currentUser.username %></a></li> 
 
     <li><a href="/logout">Log Out <i></i></a></li> 
 
     <% } %> 
 
     </ul> 
 
    </div> 
 
    </div> 
 
</nav>

来源

2017-05-07 04:01:40

谢谢..问题解决了。这么简单，不知道那是怎么滑落的。 – SalokinSwift

@ nguer092和顺序也很重要，加载css然后加载jQuery然后引导js –

谢谢！发现他们实际上出于某种原因，他们在我的页脚？我现在可以从那里抹掉它们吗？ – SalokinSwift

NAV汉堡包不会打开

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