swiper插件的图片轮播

<div class="row_3">
              <div class="swiper-container">
                  <div class="swiper-wrapper">
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-01.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-02.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-03.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-04.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-05.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-055.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-011.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-022.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-033.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-044.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-033.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                      <div class="swiper-slide">
                          <img src="../img/pd-bg-044.png">
                          <div class="card-img-overlay">
                              <h4 class="card-title">Card title</h4>
                              <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
                              <p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
                          </div>
                      </div>
                  </div>
                  &lt;!&ndash; Add Pagination &ndash;&gt;
                  <div class="swiper-pagination"></div>
                  &lt;!&ndash; Add Arrows &ndash;&gt;
                  <div class="swiper-button-next"></div>
                  <div class="swiper-button-prev"></div>
              </div>
          </div>

<script>
          var swiper = new Swiper(‘.swiper-container‘, {
              slidesPerView: 3,
              spaceBetween: 30,
              slidesPerGroup: 3,
              loop: true,
              loopFillGroupWithBlank: true,
              autoplay: true,
              pagination: {
                  el: ‘.swiper-pagination‘,
                  clickable: true
              },
              navigation: {
                  nextEl: ‘.swiper-button-next‘,
                  prevEl: ‘.swiper-button-prev‘,
              },
              // 自动切换
              autoplay: {
                  // 切换时间
                  delay: 3000,
                  // 是否无限播放
                  stopOnLastSlide: false,
                  // 是否受干扰
                  disableOnInteraction: true,
              }
          });
      </script>