javascript - bootstrap carousel not displaying images -

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my carousel not displaying images .i have 3 images stored in folder name images.i using bootstrap 4 ,let me know wrong.i wanted know if suppose insert images below 900*500 resolution.

1-ronald.jpg of 634 * 424 then

2-messi.jpg of 594 *432 , last

3-pogba.jpg of 620 * 348 resolution

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.2/css/bootstrap.min.css" integrity="sha384-y3tfxazxuh4hwsyylfb+j125mxis6mr5fohampbg064zb+afewh94ndvacbm8qnd" crossorigin="anonymous">     <style type="text/css">      .carousel-inner > .carousel-item > img {          padding-top:35px;      margin: 0 auto;      border-radius: 10px 10px 10px 10px;            max-height: 500px;      width: 750px;         }        .carousel-control.left, .carousel-control.right {      background-image: none;      }  #carousel  {    margin-bottom: 50px;    }  </style>
<div id="carousel-example" class="carousel slide" data-ride="carousel">    <ol class="carousel-indicators">      <li data-target="#carousel-example" data-slide-to="0" class="active"></li>      <li data-target="#carousel-example" data-slide-to="1"></li>      <li data-target="#carousel-example" data-slide-to="2"></li>    </ol>    <div class="carousel-inner" role="listbox">      <div class="carousel-item active">        <img data-src="images/ronaldo1.jpg" alt="first slide">      </div>      <div class="carousel-item">        <img data-src="images/pogba.jpg" alt="second slide">      </div>      <div class="carousel-item">        <img data-src="images/messi.jpg" alt="third slide">      </div>    </div>    <a class="left carousel-control" href="#carousel-example" role="button" data-slide="prev">      <span class="icon-prev" aria-hidden="true"></span>      <span class="sr-only">previous</span>    </a>    <a class="right carousel-control" href="#carousel-example" role="button" data-slide="next">      <span class="icon-next" aria-hidden="true"></span>      <span class="sr-only">next</span>    </a>  </div>    <!-- jquery first, bootstrap js. -->      <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>      <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.2/js/bootstrap.min.js" integrity="sha384-vz2wrjmwsjrmw/8u7i6pwi6alo1l79snbrmgidpgiwj82z8ea5lenwvxbmv1pah7" crossorigin="anonymous"></script>      <script language="javascript" type="text/javascript">

in <img> tags

 <img data-src="images/pogba.jpg" alt="second slide">

change data-src src.

 <img src="images/pogba.jpg" alt="second slide">

that way markup can find image.

data- used storing plain data text.

check working jsfiddle.


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