可以创建包含过滤管道结果的变量,并检查结果数组的长度。
<ng-container *ngIf="( nonFinalArList | pksearch:searchNonFinalData) as result"> <div *ngFor="let nonFinalArList of result; let i = index"> </div> <p *ngIf="result.length === 0">No Result</p> </ng-container>
stackblitz demo
Using Pipe Results in Angular Templates