Get length of array in ngFor after pipes transformation

Another solution could be the following

<div *ngFor="let item of myArray | customPipe1 | customPipe2; let l = count">
  Here is the length of my ngFor : {{l}}
</div>

Plunker Example

See also

https://github.com/angular/angular/blob/master/packages/common/src/directives/ng_for_of.ts#L15-L17

<div *ngFor="let item of myArray | customPipe1 | customPipe2 as result">
  Here is the length of my ngFor : {{result.length}}
</div>

See also https://angular.io/api/common/NgForOf

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