<button (click)="import()">Import</button>
<div>
    <textarea [(ngModel)]="xl"></textarea>
</div>
{{xl}}
<table id="tblData">
    <tr>
        <th>Name</th>
        <th>Email</th>
        <th>Country</th>
    </tr>
    <tr>
        <td>John Doe</td>
        <td>john@gmail.com</td>
        <td>USA</td>
    </tr>
    <tr>
        <td>Michael Addison</td>
        <td>michael@gmail.com</td>
        <td>UK</td>
    </tr>
    <tr>
        <td>Sam Farmer</td>
        <td>sam@gmail.com</td>
        <td>France</td>
    </tr>
</table>l
<button (click)="exportTableToExcel('tblData')">Export</button>