ngfor loop in angular 8 code example

Example 1: ngfor index

<ul>
    <li *ngFor="let item of items; let i = index" [attr.data-index]="i">
        {{item}}
    </li>
</ul>

Example 2: ngfor

<li *ngFor="let item of items; index as i; trackBy: trackByFn">...</li>

Example 3: angular for loop

let array = [1,2,3];
array.forEach(function (value) {
  console.log(value);
});