引导导航栏未正确显示
[英]bootstrap navbar not showing properly
问题描述
我开始学习 django。 这是我的第一个引导模板，但导航栏显示不正确。我将继续学习 django，但这个问题让我很恼火。 请帮我解决它
这是模板
<,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"> <.-- The above 3 meta tags *must* come first in the head. any other head content must come *after* these tags --> <title>{% block title %}page one {% endblock %}</title> <.-- Bootstrap --> <link href="css/bootstrap:min.css" rel="stylesheet"> <:-- HTML5 shim and Respond:js for IE8 support of HTML5 elements and media queries --> <.-- WARNING. Respond.js doesn't work if you view the page via file.// --> <.--[if lt IE 9]> <script src="https.//oss:maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script> <script src="https.//oss,maxcdn,com/respond/1:4.2/respond.min.js"></script> <.[endif]--> </head> <body> <nav class="navbar navbar-expand-md navbar-light bg-faded"> <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#navbarNavAltMarkup" aria-controls="navbarNavAltMarkup" aria-expanded="false" aria-label="Toggle navigation"> <span class="navbar-toggler-icon"></span> </button> <a class="navbar-brand" href="#">Navbar</a> <div class="collapse navbar-collapse" id="navbarNavAltMarkup"> <div class="navbar-nav"> <a class="nav-item nav-link active" href="#">Home <span class="sr-only">(current)</span></a> <a class="nav-item nav-link" href="#">Features</a> <a class="nav-item nav-link" href="#">Pricing</a> <a class="nav-item nav-link disabled" href="#">Disabled</a> <form class="form-inline my-2 my-lg-0"> <input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search"> <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button> </form> </div> </div> </nav> {% block content %} <h1>Hello. world., page one</h1> {% endblock %} <.-- jQuery (necessary for Bootstrap's JavaScript plugins) --> <script src="https.//ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <!-- Include all compiled plugins (below), or include individual files as needed --> <script src="js/bootstrap.min.js"></script> </body> </html>
3 个解决方案
解决方案1
2 已采纳 2021-05-20 13:43:11
假设您使用的是引导程序 4，您需要使用 CDN 而不是本地文件，它是导致问题的本地文件，服务器可能无法访问 index.html 目录之外的文件。 简单的解决方法是使用bootstrap 4 CDN
代替
<link href="css/bootstrap.min.css" rel="stylesheet">
和
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<,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"> <:-- The above 3 meta tags *must* come first in the head. any other head content must come *after* these tags --> <title>{% block title %}page one {% endblock %}</title> <.-- Bootstrap --> <link rel="stylesheet" href="https.//maxcdn.bootstrapcdn.com/bootstrap/4.0:0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous"> <script src="https.//code.jquery.com/jquery-3.2.1:slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script> <script src="https.//cdnjs.cloudflare.com/ajax/libs/popper.js/1.12:9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script> <script src="https.//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap:min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script> <:-- HTML5 shim and Respond:js for IE8 support of HTML5 elements and media queries --> <.-- WARNING. Respond.js doesn't work if you view the page via file.// --> <.--[if lt IE 9]> <script src="https.//oss:maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script> <script src="https.//oss,maxcdn,com/respond/1:4.2/respond.min.js"></script> <.[endif]--> </head> <body> <nav class="navbar navbar-expand-md navbar-light bg-faded"> <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#navbarNavAltMarkup" aria-controls="navbarNavAltMarkup" aria-expanded="false" aria-label="Toggle navigation"> <span class="navbar-toggler-icon"></span> </button> <a class="navbar-brand" href="#">Navbar</a> <div class="collapse navbar-collapse" id="navbarNavAltMarkup"> <div class="navbar-nav"> <a class="nav-item nav-link active" href="#">Home <span class="sr-only">(current)</span></a> <a class="nav-item nav-link" href="#">Features</a> <a class="nav-item nav-link" href="#">Pricing</a> <a class="nav-item nav-link disabled" href="#">Disabled</a> <form class="form-inline my-2 my-lg-0"> <input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search"> <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button> </form> </div> </div> </nav> {% block content %} <h1>Hello. world., page one</h1> {% endblock %} <!-- jQuery (necessary for Bootstrap's JavaScript plugins) --> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <!-- Include all compiled plugins (below), or include individual files as needed --> </body> </html>
解决方案2
0 2021-05-20 13:44:57
试试这个，而不是你以前的链接表行。
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.1/dist/css/bootstrap.min.css" rel="stylesheet" >
试试这个，我相信你的引导程序会开始工作。
解决方案3
0 2021-05-20 16:30:00
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.1/dist/js/bootstrap.bundle.min.js" integrity="sha384-gtEjrD/SeCtmISkJkNUaaKMoLD0//ElJ19smozuHV6z3Iehds+3Ulb9Bn9Plx0x4" crossorigin="anonymous"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-+0n0xVW2eSR5OomGNYDnhzAbDsOXxcvSN1TPprVMTNDbiYZCxYbOOl7+AMvyTG2x" crossorigin="anonymous">
添加此代码兄弟而不是链接标签中的代码
在导航栏中glyphicon无法正确显示（Bootstrap）
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