手机端微网页 轮播 js

<div class="carousel">
  <div class="carousel-inner">
    <div class="carousel-item"><img src="image1.jpg" alt="Image 1"></div>
    <div class="carousel-item"><img src="image2.jpg" alt="Image 2"></div>
    <div class="carousel-item"><img src="image3.jpg" alt="Image 3"></div>
  </div>
</div>

.carousel {
  width: 100%;
  overflow: hidden;
}

.carousel-inner {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-item {
  flex-shrink: 0;
  width: 100%;
}

.carousel-item img {
  width: 100%;
  height: auto;
}

const carouselInner = document.querySelector('.carousel-inner');
const items = document.querySelectorAll('.carousel-item');
let currentIndex = 0;

function moveToIndex(index) {
  const offset = -index * 100;
  carouselInner.style.transform = `translateX(${offset}%)`;
  currentIndex = index;
}

function nextSlide() {
  currentIndex = (currentIndex + 1) % items.length;
  moveToIndex(currentIndex);
}

setInterval(nextSlide, 3000); // 自动播放间隔为 3 秒