@Component({
    selector: 'my-app',
    templateUrl: 'template.html',
})
export class App implements AfterViewChecked {
    data: Array<Data> = [];
    selected: number = undefined;
    id: number = 1;
    backup: Array<Data> = undefined;

    constructor() {
        console.info(VERSION.full);
    }

    buildData(count: number = 1000): Array<Data> {
        ...
        return data;
    }

    _random(max: number) {
        return Math.round(Math.random() * 1000) % max;
    }

    itemById(index: number, item: Data) {
        return item.id;
    }

    select(item: Data, event: Event) {
        ...
    }

    delete(item: Data, event: Event) {
       ...
    }

}