Старый вопрос, но у меня была похожая проблема, и я нашел этот пример.Угловой материал версия 7.3.1.Полный проект можно найти здесь
table-basic-example.html
<table mat-table [dataSource]="dataSource" class="mat-elevation-z8">
<!--- Note that these columns can be defined in any order.
The actual rendered columns are set as a property on the row definition" -->
<!-- Position Column -->
<ng-container matColumnDef="position">
<th mat-header-cell *matHeaderCellDef> No. </th>
<td mat-cell *matCellDef="let element"> {{element.position}} </td>
</ng-container>
<!-- Name Column -->
<ng-container matColumnDef="name">
<th mat-header-cell *matHeaderCellDef> Name </th>
<td mat-cell *matCellDef="let element"> {{element.name}} </td>
</ng-container>
<!-- Weight Column -->
<ng-container matColumnDef="weight">
<th mat-header-cell *matHeaderCellDef> Weight </th>
<td mat-cell *matCellDef="let element"> {{element.weight}} </td>
</ng-container>
<!-- Symbol Column -->
<ng-container matColumnDef="symbol">
<th mat-header-cell *matHeaderCellDef> Symbol </th>
<td mat-cell *matCellDef="let element"> {{element.symbol}} </td>
</ng-container>
<!-- Header row first group -->
<ng-container matColumnDef="header-row-first-group">
<th mat-header-cell *matHeaderCellDef
[style.text-align]="center"
[attr.colspan]="2">
First group
</th>
</ng-container>
<!-- Header row second group -->
<ng-container matColumnDef="header-row-second-group">
<th mat-header-cell *matHeaderCellDef [attr.colspan]="2"> Second group </th>
</ng-container>
<tr mat-header-row *matHeaderRowDef="['header-row-first-group', 'header-row-second-group']"></tr>
<tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
<tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
</table>
table-basic-example.ts
import {Component} from '@angular/core';
export interface PeriodicElement {
name: string;
position: number;
weight: number;
symbol: string;
}
const ELEMENT_DATA: PeriodicElement[] = [
{position: 1, name: 'Hydrogen', weight: 1.0079, symbol: 'H'},
{position: 2, name: 'Helium', weight: 4.0026, symbol: 'He'},
{position: 3, name: 'Lithium', weight: 6.941, symbol: 'Li'},
{position: 4, name: 'Beryllium', weight: 9.0122, symbol: 'Be'},
{position: 5, name: 'Boron', weight: 10.811, symbol: 'B'},
{position: 6, name: 'Carbon', weight: 12.0107, symbol: 'C'},
{position: 7, name: 'Nitrogen', weight: 14.0067, symbol: 'N'},
{position: 8, name: 'Oxygen', weight: 15.9994, symbol: 'O'},
{position: 9, name: 'Fluorine', weight: 18.9984, symbol: 'F'},
{position: 10, name: 'Neon', weight: 20.1797, symbol: 'Ne'},
];
/**
* @title Basic use of `<table mat-table>`
*/
@Component({
selector: 'table-basic-example',
styleUrls: ['table-basic-example.css'],
templateUrl: 'table-basic-example.html',
})
export class TableBasicExample {
displayedColumns: string[] = ['position', 'name', 'weight', 'symbol'];
dataSource = ELEMENT_DATA;
}
table-basic-example.css
table {
width: 100%;
}
th.mat-header-cell, td.mat-cell {
text-align: center;
border: 1px solid #CCC;
padding: 0 !important;
}