后台

app/Http/Controllers/Web/OrderController.php

@@ -15,7 +15,7 @@ use Illuminate\Http\Request;
 class OrderController extends Controller
 {
     public function index(Request $request){
-        if(IS_POST){
+        if($request->method() == 'POST') {
             $data = $request->input();
         }
         return view('web.order.index');