                <li class="item">
                  <div>
                    <code>
                    <a name="/s:4DL4S13BidirectionalV7forward8backwardACyxGx_xtcfc"></a>
                    <a name="//apple_ref/swift/Method/init(forward:backward:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:4DL4S13BidirectionalV7forward8backwardACyxGx_xtcfc">init(forward:<wbr>backward:<wbr>)</a>
                    </code>
                  </div>
                  <div class="height-containe