displayedColumns: string[] = ['loginId', 'firstName', 'lastName', 'active', 'action'];
dataSource: UserDataSource;
@ViewChild(MatSort, {static: true}) sort: MatSort;
displayedColumns: string[] = ['loginId', 'firstName', 'lastName', 'active', 'action'];
dataSource: UserDataSource;
@ViewChild(MatSort, {static: true}) sort: MatSort;