<div class="hot-img-div">
<div *ngFor="let i of showmusicList;let id = index" (click)="showList(i.discover_id)">
<div *ngIf="id>2 === false">
<img src={{i.discover_pic}} class="hot-music-img" >
{{i.discover_title}}
</div>
</div>
</div>
as far as I think ngfor only loops three times, and then jumps out of the loop after three times. I now use ngif to judge the subscript of index. What else can you do? ask for help
.if you set it in HTML, you can do this:
let i of showmusicList.slice(0,3)showmusicList take the first three. This is the idea of data-driven view.
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