angular ngfor by number code example

Example 1: how to loop a number in ngfor

//my.component.ts

counter(i: number) {
    return new Array(i);
}
//my.component.html

<li *ngFor='let in of counter(5) ;let i = index'>{{i}}</li>

Example 2: ng for until number

<li *ngFor="let number of [0,1,2,3,4]">{{number}}</li>