import { Component, OnInit, Input } from '@angular/core'; @Component({ selector: 'app-columns', templateUrl: './columns.component.html', styleUrls: ['./columns.component.css'] }) export class ColumnsComponent implements OnInit { @Input("reportId") reportId1 : string; displayedColumns: string[] = ['position', 'name', 'weight', 'symbol']; constructor() { } ngOnInit() { } }