get database

app/Http/Controllers/Controller.php

 
     public function getDatabase(Request $request)
     {
-        $subscriber = Subscriber::where('city', 'ALOR GAJAH, MELAKA')->first();
-        $subscriber->city = "ALOR GAJAH";
-        $subscriber->save();
+        $subscriber = Subscriber::where('city', 'ALOR GAJAH, MELAKA')->get();
+        foreach ($subscriber as $key => $s) {
+            # code..
+            $s->city = "ALOR GAJAH";
+            $s->save();
+        }
+
 
         return count($subscriber) . $subscriber;
     }