问laravel 7幻灯片画廊点击选项

EN

<div class="row">
    @foreach ($images as $image)
    <div class="mySlides">
        <img src="{{ asset($image->image_location) }}" style="width:100%" alt="slide">
    </div>
    @endforeach
    <a class="prev" onclick="plusSlides(-1)">❮</a>
    <a class="next" onclick="plusSlides(1)">❯</a>
</div>

<div class="row">
    @foreach ($images as $image)
    <div class="column">
        <img class="demo cursor" src="{{ asset($image->image_location) }}" style="width:100%" onclick="currentSlide(1)" alt="Image not Available">
    </div>
    @endforeach
</div>

var slideIndex = 1;
showSlides(slideIndex);

function plusSlides(n) {
  showSlides(slideIndex += n);
}

function currentSlide(n) {
  showSlides(slideIndex = n);
}

function showSlides(n) {
  var i;
  var slides = document.getElementsByClassName("mySlides");
  var dots = document.getElementsByClassName("demo");
  var captionText = document.getElementById("caption");
  if (n > slides.length) {slideIndex = 1}
  if (n < 1) {slideIndex = slides.length}
  for (i = 0; i < slides.length; i++) {
      slides[i].style.display = "none";
  }
  for (i = 0; i < dots.length; i++) {
      dots[i].className = dots[i].className.replace(" active", "");
  }
  slides[slideIndex-1].style.display = "block";
  dots[slideIndex-1].className += " active";
  captionText.innerHTML = dots[slideIndex-1].alt;
}