‘;
echo ‘Export to Excel‘;
echo ‘
‘;
}
}
// … existing code …
// Handle the export action
public function handle_export_action() {
if (isset($_GET[‘action’]) && $_GET[‘action’] == ‘export_transactions’) {
// Call your export function here
$this->export_transactions_to_excel();
}
}
// Actual export function
public function export_transactions_to_excel() {
// Your export logic goes here
// …
// Example using PhpSpreadsheet
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
// … (similar to the previous examples) …
}
// … existing code …
}
// Instantiate the class
$my_transactions_list_table = new My_Transactions_List_Table();
// Hook the export action
add_action(‘admin_init’, array($my_transactions_list_table, ‘handle_export_action’));
Export Transactions
// Assume your class is named My_Transactions_List_Table and extends WP_List_Table
class My_Transactions_List_Table extends WP_List_Table {
// … existing code …
public function extra_tablenav($which) {
if ($which == ‘top’) {
// Add an “Export to Excel” button above the table
echo ‘