<div Ngx#ClassName
  class="container"
#Options
  [items]="items"
  [trackBy]="trackBy"
  [groupBy]="groupBy"
  (requestAppend)="onRequestAppend($event)"
  *ngFor="let item of [0]; trackBy: randomTrackBy;"
  #ig
  >
  <div class="item" *ngFor ="let item of ig.visibleItems; trackBy: trackBy;">
    <div class="thumbnail">
        <img [src]="'https://naver.github.io/egjs-infinitegrid/assets/image/' + (item.data.key % 33 + 1) + '.jpg'" alt="egjs" #Maintained/>
    </div>
    <div class="info">egjs {{item.data.key}}</div>
  </div>
</div>
