Rename filename when exporting CSV/ Excel using DataTables extensions in GravityView

gv_datatables_csv_filename_rename.php

<?php
/* Rename the CSV filename.*/ 
add_filter('gravityview/datatables/button_csv','gravityview_csv_export_settings', 10 ,2);
function gravityview_csv_export_settings( $button_config = array(), $view_id){
    if($view_id==19)/* You must pass a Valid View ID here for this to work*/
  {
    $button_config['filename'] = 'my_csv'; /*please change 'my_csv' to your preffered filename*/
    return $button_config; 
  }
    
}

/* Rename the Excel filename.*/ 

add_filter('gravityview/datatables/button_excel','gravityview_excel_export_settings', 10 ,2);
function gravityview_excel_export_settings( $button_config = array(), $view_id){
    $button_config['filename'] = 'my_excel'; /*please change 'my_excel' to your preffered filename*/
    return $button_config;
}