call function for every row of *ngFor angular2

Question

I have to display a table and call a function for every row of table and the function called once for a row.

Answer 1

You can add a directive

@Directive({ selector: '[invoke]'})
class InvokeDirective {
  @Output() invoke:EventEmitter = new EventEmitter();
  ngAfterContentInit() {
    this.invoke.emit(null);
  }
}

And the use it like