CustomerController.php

 public function edit($id)
    {
        
        $customer = Customer::findOrFail($id);

        return view('customer.edit',compact('customer'));
    }

    public function update(Request $request,$id)
    {
        $customer = Customer::findOrFail($id);

        $customer->name = $request->nama;
        $customer->email = $request->email;

        $customer->save();

        return redirect()->route('customer.index');
    }