Nuevos cambios hechos de diseño

desarrollo2/app/Exports/NfcVoucherExportsCollection.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Exports;
+
+use App\Models\NfcVoucher;
+use Maatwebsite\Excel\Concerns\FromCollection;
+
+class NfcVoucherExportsCollection implements FromCollection
+{
+    /**
+    * @return \Illuminate\Support\Collection
+    */
+    public function collection()
+    {
+        return NfcVoucher::all();
+    }
+}