<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="container text-center my-3">
<h3>Bootstrap 4 Multiple Item Carousel</h3>
<div id="recipeCarousel" class="carousel slide w-100" data-ride="carousel">
<div class="carousel-inner w-100" role="listbox">
<div class="carousel-item row no-gutters active">
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/222/fff?text=1"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/444?text=2"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/888?text=3"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/111/fff?text=4"></div>
</div>
<div class="carousel-item row no-gutters">
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280?text=5"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/555?text=6"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/333/fff?text=7"></div>
<div class="col-3 float-left"><img class="img-fluid" src="http://placehold.it/350x280/bbb?text=8"></div>
</div>
</div>
<a class="carousel-control-prev" href="#recipeCarousel" 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="#recipeCarousel" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
<h4>Advances all 4 slides each time</h4>
<a href="https://www.codeply.com/go/HDu8lT7NxJ">also see</a>
</div>
