Wie kann man einen Bild-Schieberegler oder eine Slideshow erstellen

Source Code: (back to article)

<!DOCTYPE html>
<html>
  <head>
    <title>Slideshow Images</title>
    <style>
      * {box-sizing: border-box}
      body {
      font-family: Verdana, sans-serif; 
      margin:0
      }
      .mySlides {display: none}
      img {vertical-align: middle;}
      .slideshow-container {
      max-width: 1000px;
      position: relative;
      margin: auto;
      }
      /* Next & previous buttons */
      .prev, .next {
      cursor: pointer;
      position: absolute;
      top: 50%;
      width: auto;
      padding: 16px;
      margin-top: -22px;
      color: white;
      font-weight: bold;
      font-size: 18px;
      transition: 0.6s ease;
      border-radius: 0 3px 3px 0;
      user-select: none;
      }
      /* Position the "next button" to the right */
      .next {
      right: 0;
      border-radius: 3px 0 0 3px;
      }
      /* On hover, add a black background color with a little bit see-through */
      .prev:hover, .next:hover {
      background-color: rgba(0,0,0,0.8);
      }
      /* Caption text */
      .text {
      color: #ffffff;
      font-size: 15px;
      padding: 8px 12px;
      position: absolute;
      bottom: 8px;
      width: 100%;
      text-align: center;
      }
      /* Number text (1/3 etc) */
      .numbertext {
      color: #ffffff;
      font-size: 12px;
      padding: 8px 12px;
      position: absolute;
      top: 0;
      }
      /* The dots/bullets/indicators */
      .dot {
      cursor: pointer;
      height: 15px;
      width: 15px;
      margin: 0 2px;
      background-color: #999999;
      border-radius: 50%;
      display: inline-block;
      transition: background-color 0.6s ease;
      }
      .active, .dot:hover {
      background-color: #111111;
      }
      /* Fading animation */
      .fade {
      -webkit-animation-name: fade;
      -webkit-animation-duration: 1.5s;
      animation-name: fade;
      animation-duration: 1.5s;
      }
      @-webkit-keyframes fade {
      from {opacity: .4} 
      to {opacity: 1}
      }
      @keyframes fade {
      from {opacity: .4} 
      to {opacity: 1}
      }
      /* On smaller screens, decrease text size */
      @media only screen and (max-width: 300px) {
      .prev, .next,.text {font-size: 11px}
      }
    </style>
  </head>
  <body>
    <div class="slideshow-container">
      <div class="mySlides fade">
        <div class="numbertext">1 / 3</div>
        <img src="/uploads/media/default/0001/03/66cf5094908491e69d8187bcf934050a4800b37f.jpeg" style="width:100%">
        <div class="text">London, Ebgland</div>
      </div>
      <div class="mySlides fade">
        <div class="numbertext">2 / 3</div>
        <img src="/uploads/media/default/0001/03/b7d624354d5fa22e38b0ab1f9b905fb08ccc6a05.jpeg" style="width:100%">
        <div class="text">Sunset in Romania</div>
      </div>
      <div class="mySlides fade">
        <div class="numbertext">3 / 3</div>
        <img src="/uploads/media/default/0001/03/5bfad15a7fd24d448a48605baf52655a5bbe5a71.jpeg" style="width:100%">
        <div class="text">New York, USA</div>
      </div>
      <a class="prev" onclick="plusSlides(-1)">&#10094;</a>
      <a class="next" onclick="plusSlides(1)">&#10095;</a>
    </div>
    <br>
    <div style="text-align:center">
      <span class="dot" onclick="currentSlide(1)"></span> 
      <span class="dot" onclick="currentSlide(2)"></span> 
      <span class="dot" onclick="currentSlide(3)"></span> 
    </div>
    <script>
      var slideIndex = 0;
      showSlides();
      
      function showSlides() {
        var i;
        var slides = document.getElementsByClassName("mySlides");
        for (i = 0; i < slides.length; i++) {
          slides[i].style.display = "none"; 
        }
        slideIndex++;
        if (slideIndex > slides.length) {slideIndex = 1} 
        slides[slideIndex-1].style.display = "block"; 
        setTimeout(showSlides, 2000); // Change image every 2 seconds
      }
    </script>
  </body>
</html>