
    <div>
      <cdk-virtual-scroll-viewport itemSize="73" class="demo-infinite-container">
        <nz-list>
          <nz-list-item *cdkVirtualFor="let item of ds">
            @if (item) {
              <nz-list-item-meta
                nzAvatar="https://zos.alipayobjects.com/rmsportal/ODTLcjxAfvqbxHnVXCYX.png"
                [nzDescription]="item.email"
              >
                <nz-list-item-meta-title>
                  <a href="https://ng.ant.design">{{ item.name.last }}</a>
                </nz-list-item-meta-title>
              </nz-list-item-meta>
            } @else {
              <nz-skeleton [nzAvatar]="true" [nzParagraph]="{ rows: 1 }"></nz-skeleton>
            }
          </nz-list-item>
        </nz-list>
      </cdk-virtual-scroll-viewport>
    </div>
  