iPhone端网站手动轮播图无法加载问题求助

问题情况 #

• 网站的自动轮播与手动轮播图在Android设备上均可正常加载，但iPhone设备上手动轮播图无法显示
• 尝试将手动轮播改为自动轮播后，问题仍未解决

相关HTML代码 #

<div class="slideshow-container">

    <div class="mySlides fade">
        <div class="numbertext">1 / 5</div>
        <img id ="0" src="" style="width:100%; height: 500px;">
    </div>

    <div class="mySlides fade">
        <div class="numbertext">2 / 5</div>
        <img id ="1" src="" style="width:100%; height: 500px;">
    </div>

    <div class="mySlides fade">
        <div class="numbertext">3 / 5</div>
        <img id ="2" src="" style="width:100%; height: 500px;">
    </div>
    
    <div class="mySlides fade">
        <div class="numbertext">4 / 5</div>
        <img id ="3" src="" style="width:100%; height: 500px;">
    </div>
    
    <div class="mySlides fade">
        <div class="numbertext">5 / 5</div>
        <img id ="4" src="" style="width:100%; height: 500px;">
    </div>
    

    <a class="prev" onclick="plusSlides( - 1)">❮</a>
    <a class="next" onclick="plusSlides(1)">❯</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> 
    <span class="dot" onclick="currentSlide(4)"></span> 
    <span class="dot" onclick="currentSlide(5)"></span> 
    
</div>

相关CSS代码 #

.slideshow-container {
    max-width:85%;
    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: #f2f2f2;
    font-size: 20px;
    padding: 8px 12px;
    position: absolute;
    bottom: 8px;
    width: 100%;
    text-align: center;
    text-decoration: solid;
  }
  
  /* Number text (1/3 etc) */
  .numbertext {
    color: #f2f2f2;
    font-size: 12px;
    padding: 8px 12px;
    position: absolute;
    top: 0;
  }
  
  /* The dots/bullets/indicators */
  .dot {
    height: 15px;
    width: 15px;
    margin: 0 2px;
    background-color: #bbb;
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.6s ease;
  }
  
  .active, .dot:hover {
    background-color: #717171;
  }
  
  /* Fading animation */
  .fade {
    
    animation-name: fade;
    animation-duration: 1.5s;
  }
  
  @keyframes fade {
    from {
        opacity: .4
    }
  
    to {
        opacity: 1
    }
  }

内容的提问来源于stack exchange，提问作者lebchalet