Bootstrap 旋转木马不工作,它需要javascript代码吗?

jfgube3f  于 2022-12-07  发布在  Bootstrap
关注(0)|答案(4)|浏览(131)

我在Bootstrap页面上做了一个完全相同的Carousel的拷贝,但是它根本不起作用。幻灯片不起作用,它总是停留在第一张图片中。我应该添加一些Javascript吗?我把jquery cdn放在bootstrap cdn的上面,就像我在很多关于可能的解决方案的帖子中看到的那样,但是它仍然不起作用。下面是html代码。

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

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Cotizador de Seguros</title>
  <script src="https://code.jquery.com/jquery-3.5.1.js" integrity="sha256-QWo7LDvxbWT2tbbQ97B53yJnYU3WhH/C8ycbRAkjPDc=" crossorigin="anonymous"></script>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" integrity="sha384-JcKb8q3iqJ61gNV9KGb8thSsNjpSL0n8PARn9HuZOnIxN0hoP+VmmDGMN5t9UJ0Z" crossorigin="anonymous">
  <link rel="stylesheet" type="text/css" href="Style.css">
  <script defer src="variables.js"></script>
  <script defer src="cotizadordeauto.js"></script>
</head>

<body>
  <nav>
    <div class="topnav">
      <img src="imagenes/ooo.jpg" alt="sol">
      <span class="navbar-brand">Seguros Sunshine</span>
    </div>
  </nav>
  <div>
    <h2>En Seguros Sunshine tenemos muchas opciones para vos</h2>
  </div>
  <p id="todaInfo"></p>
  <div class="container" id="preguntas">
    <br>
    <br>
    <h3>Ingresa tus datos para iniciar una cotizacion</h3>
    <table class="table table-striped">
      <thead>
        <input type="text" id="nombre" class="no-outline" placeholder="Nombre">
        <input type="number" id="edad" class="no-outline" placeholder="Edad">
        <input type="email" id="email" class="no-outline" placeholder="Email">
        <input type="tel" id="telefono" class="no-outline" placeholder="Telefono">
        <div>
          <button onclick="Guardar()" id="guardado">Guardar</button>
        </div>
      </thead>
      <tbody id="info" class="shadow">
      </tbody>
    </table>
  </div>
  <br>
  <div class="container shadow col-lg-6">
    <div id="contenido" class="pb-auto" style="display: none">
      <header class="p-3 bg-info text-white text-uppercase rounded">
        <h1 class="text-center">Cotiza tu auto aqui</h1>
      </header>
      <form class="mt-10 max-width mx-auto" action="#" id="cotizar-seguro">
        <div class="d-flex align-items-center mb-5">
          <label class="font-weight-bold text-uppercase mr-3 w-20" for="marca">Marca:</label>
          <select class="d-flex mt-2 p-3 rounded" id="marca">
            <option value="" disabled selected> Seleccionar </option>
          </select>
          <label class="font-weight-bold text-uppercase ml-auto mr-3 w-20" for="marca">Modelo:</label>
          <select class="d-flex mt-2 p-3 rounded" id="modelo">
            <option value="" disabled selected> Seleccionar </option>
          </select>
        </div>
        <div class="d-flex justify-content-around align-items-center mb-5">
          <label class="font-weight-bold text-uppercase mr-3 w-20" for="year">Año:</label>
          <select class="d-flex p-3 rounded" id="year">
            <option value="" disabled selected> Seleccionar </option>
          </select>
          <label class="font-weight-bold text-uppercase ml-auto mr-3" for="color">Color:</label>
          <input type="text" class="d-flex p-3 rounded" id="color" placeholder="El color es opcional">
        </div>
        <fieldset>
          <legend class="font-weight-bold text-uppercase text-center w-full">Tipo Seguro</legend>
          <div class="d-flex justify-content-around mt-5">
            <div>
              <label class="font-weight-bold text-uppercase mr-2">Terceros</label>
              <input type="radio" name="tipo" value="terceros" checked>
              </label>
            </div>
            <div>
              <label class="font-weight-bold  text-uppercase mr-2">Terceros Ampliada</label>
              <input type="radio" name="tipo" value="terceros-ampliada">
              </label>
            </div>
            <div>
              <label class="font-weight-bold  text-uppercase mr-2">Todo Riesgo</label>
              <input type="radio" name="tipo" value="todo-riesgo">
              </label>
            </div>
          </div>
        </fieldset>

        <div id="cargando" style="display: none">
          <div class="spinner">
            <div class="bounce1"></div>
            <div class="bounce2"></div>
            <div class="bounce3"></div>
          </div>
        </div>
        <div id="resultado"></div>
        <div class="d-flex justify-content-center py-4">
          <button type="submit" class="mx-auto bg-info hover text-white font-weight-bold py-2 px-20 rounded">Cotizar Seguro
                </button>
        </div>

      </form>
    </div>
  </div>
  <!--Cierre del form y container-->
  <br>
  <div>
    <br>
    <div id="carouselSeguro" class="carousel slide" data-ride="carousel">
      <ol class="carousel-indicators">
        <li data-target="#carouselExampleIndicators" data-slide-to="0" class="active"></li>
        <li data-target="#carouselExampleIndicators" data-slide-to="1"></li>
        <li data-target="#carouselExampleIndicators" data-slide-to="2"></li>
      </ol>
      <div class="carousel-inner">
        <div class="carousel-item active">
          <img class="d-block w-100" src="imagenes/grua.jpg" alt="First slide">
        </div>
        <div class="carousel-item">
          <img class="d-block w-100" src="imagenes/mapa.jpg" alt="Second slide">
        </div>
        <div class="carousel-item">
          <img class="d-block w-100" src="imagenes/online.jpg" alt="Third slide">
        </div>
      </div>
      <a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
        <span class="carousel-control-prev-icon" aria-hidden="true"></span>
        <span class="sr-only">Previous</span>
      </a>
      <a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
        <span class="carousel-control-next-icon" aria-hidden="true"></span>
        <span class="sr-only">Next</span>
      </a>
    </div>
  </div>
</body>

</html>
erhoui1w

erhoui1w1#

只需将图像文件更改为您的!
下面的代码对我来说很好用:

<!DOCTYPE html>
            <html lang="en">
            <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
           <title>Cotizador de Seguros</title>
         <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
         <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
         <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
         </head>
         <body>
            <nav>
              <div class="topnav">
            <img src="imagenes/ooo.jpg" alt="sol">
            <span class="navbar-brand">Seguros Sunshine</span>        
          </div>            
          </nav>
          <div>
             <h2>En Seguros Sunshine tenemos muchas opciones para vos</h2>                  
           </div>      
               <p id="todaInfo"></p>
             <div class="container" id="preguntas">        
             <br>
             <br>
              <h3>Ingresa tus datos para iniciar una cotizacion</h3>
              <table class="table table-striped">    
              <thead>
              <input type="text" id="nombre" class="no-outline" placeholder="Nombre">
              <input type="number" id="edad" class="no-outline" placeholder="Edad">
              <input type="email" id="email" class="no-outline" placeholder="Email">
              <input type="tel" id="telefono" class="no-outline" placeholder="Telefono">
              <div>
                <button onclick="Guardar()" id="guardado">Guardar</button>
              </div>
              </thead>
              <tbody id="info" class="shadow">          
              </tbody>
              </table>
              </div>
              <br> 
              <div class="container shadow col-lg-6">
                <div id="contenido" class="pb-auto" style="display: none">
                <header class="p-3 bg-info text-white text-uppercase rounded">
                  <h1 class="text-center">Cotiza tu auto aqui</h1>
                  </header>
                  <form class="mt-10 max-width mx-auto" action="#" id="cotizar-seguro">
                   <div class="d-flex align-items-center mb-5">
                  <label class="font-weight-bold text-uppercase mr-3 w-20" for="marca">Marca:</label>
                <select class="d-flex mt-2 p-3 rounded" id="marca">
                  <option value="" disabled selected> Seleccionar </option>
                </select>
                <label class="font-weight-bold text-uppercase ml-auto mr-3 w-20" for="marca">Modelo:</label>
                <select class="d-flex mt-2 p-3 rounded" id="modelo">
                  <option value="" disabled selected> Seleccionar </option>
                </select>
                    </div>
                    <div class="d-flex justify-content-around align-items-center mb-5">
                   <label class="font-weight-bold text-uppercase mr-3 w-20" for="year">Año:</label>
                   <select class="d-flex p-3 rounded" id="year">
                  <option value="" disabled selected> Seleccionar </option>
                </select>
                <label class="font-weight-bold text-uppercase ml-auto mr-3" for="color">Color:</label>
                <input type="text" class="d-flex p-3 rounded" id="color" placeholder="El color es opcional">
                     </div>
                    <fieldset>
                   <legend class="font-weight-bold text-uppercase text-center w-full">Tipo Seguro</legend>    
                    <div class="d-flex justify-content-around mt-5">
                      <div>
                    <label class="font-weight-bold text-uppercase mr-2">Terceros</label>
                    <input type="radio" name="tipo" value="terceros" checked>
                    </label>
                  </div>
                  <div>
                    <label class="font-weight-bold  text-uppercase mr-2">Terceros Ampliada</label>
                    <input type="radio" name="tipo" value="terceros-ampliada">
                    </label>
                  </div>
                  <div>
                    <label class="font-weight-bold  text-uppercase mr-2">Todo Riesgo</label>
                    <input type="radio" name="tipo" value="todo-riesgo">
                    </label>
                  </div>
                      </div>
        
                    </fieldset>
        
                    <div id="cargando" style="display: none">
                     <div class="spinner">
                    <div class="bounce1"></div>
                  <div class="bounce2"></div>
                  <div class="bounce3"></div>
                   </div>
                    </div>
                    <div id="resultado"></div>
                    <div class="d-flex justify-content-center py-4">
                     <button type="submit"
                    class="mx-auto bg-info hover text-white font-weight-bold py-2 px-20 rounded">Cotizar Seguro
                     </button>
                      </div>
        
                     </form>
                    </div>
                     </div>
        
                         <!--Cierre del form y container-->
                             <br>
                   <div class="container">
                     
                     <div id="carouselSeguro" class="carousel slide" data-ride="carousel">
                     <ol class="carousel-indicators">
                    <li data-target="#carousel" data-slide-to="0" class="active"></li>
                <li data-target="#carousel" data-slide-to="1"></li>
                  <li data-target="#carousel" data-slide-to="2"></li>
                  </ol>
                  <div class="carousel-inner">
                  <div class="item active">
                     <img  src="pikachu.jpg" alt="First slide" style="width: 50%; height: 50%">
                    </div>
                   <div class="item">
                   <img  src="pikachu.jpg" alt="Second slide" style="width: 50% ; height: 50%">
                   </div>
                       <div class="item">
                          <img  src="pikachu.jpg" alt="Third slide" style="width: 50%; height: 50%">
                      </div>
                              </div>
                      <a class="left carousel-control" href="#carousel" data-slide="prev">
                      <span class="glyphicon glyphicon-chevron-left"></span>
                       <span class="sr-only">Previous</span>
                        </a>
                       <a class="right carousel-control" href="#carousel" role="button" data-slide="next">
                         <span class="glyphicon glyphicon-chevron-right"></span>
                        <span class="sr-only">Next</span>
                                           </a>
                         </div>
                      </div>     
                      </body>
                      </html>```
wqlqzqxt

wqlqzqxt2#

尝试从 Bootstrap 复制'CSS'链接开始页面和复制在头标记,而JS脚本应该在身体标记后。按照这个link有更多的理解。

x7yiwoj4

x7yiwoj43#

将css文件添加到标记中,如

<head>
  <link rel="stylesheet" 
  href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
  </head>

并始终将js文件放在html代码的底部,在标记之后

.
    .
    .
    </body>
    <script defer src="variables.js"></script>    
    <script defer src="cotizadordeauto.js"></script>
    </html>
s5a0g9ez

s5a0g9ez4#

复制并粘贴以下内容:
在正文结束标记(/body)之前。

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