Export (Print ,pdf ,excel ,copy) the selected columns in Angular Data Table
<p>This is my code to export the columns, </p>

<pre><code>exportOptions: {
    columns: [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,... ]
}
</code></pre>

<p>I ve More than 20 columns and user can select only 5 columns in the front end( via colVis plugin).</p>

<p>If the user select 5 columns that columns should be exported.How can i do this?</p>