laravel with mongodb ErrorException (E_WARNING) array_flip() - php

Question

i want to use sub fillable array in model
protected $fillable = [
'requestInfo'=>[
'companyname',
'province',
'district',
'village',
'phone',
],
'owner'=>[
'fullname',
'province',
'district',
'village',
'nationality',
'fax',
'phone',
'factorynamela',
'factorynameen',
'located',
'locatprovince',
'locatdistrict',
'locatvillage',
'locatein'
],
];
but have error:
C:\xampp\htdocs\mocbizrrequest\blog\vendor\laravel\framework\src\Illuminate\Database\Eloquent\Concerns\GuardsAttributes.php
/**
* Determine if the model is totally guarded.
*
* #return bool
*/
public function totallyGuarded()
{
return count($this->getFillable()) == 0 && $this->getGuarded() == ['*'];
}
/**
* Get the fillable attributes of a given array.
*
* #param array $attributes
* #return array
*/
protected function fillableFromArray(array $attributes)
{
if (count($this->getFillable()) > 0 && ! static::$unguarded) {
return array_intersect_key($attributes, array_flip($this->getFillable()));
}
return $attributes;
}
}
Arguments
"array_flip(): Can only flip STRING and INTEGER values!"
ErrorException (E_WARNING)
array_flip(): Can only flip STRING and INTEGER values!
please help me thank
i want to use sub fillable array in model
in my model file
<?php
/**
* Created by IntelliJ IDEA.
* User: EXTRA
* Date: 4/5/2019
* Time: 11:48 AM
*/
namespace App\Model;
use Jenssegers\Mongodb\Eloquent\Model as Eloquent;
class RequestFrom extends Eloquent
{
protected $connection = 'mongodb';
protected $collection = 'requestForm';
protected $fillable = [
'requestInfo'=>[
'companyname',
'province',
'district',
'village',
'phone',
],
'owner'=>[
'fullname',
'province',
'district',
'village',
'nationality',
'fax',
'phone',
'factorynamela',
'factorynameen',
'located',
'locatprovince',
'locatdistrict',
'locatvillage',
'locatein'
],
];
in controller file
namespace App\Http\Controllers;
use App\Model\RequestFrom;
use Illuminate\Http\Request;
class RequestFromController extends Controller
{
public function index()
{
$requestForms = RequestFrom::all();
return view('requestForm.index',compact('requestForms'))
->with('i', (request()->input('page', 1) - 1) * 5);
}
public function create()
{
return view('requestForm.create');
}
/**
* Store a newly created resource in storage.
*
* #param \Illuminate\Http\Request $request
* #return \Illuminate\Http\Response
*/
public function store(Request $request)
{
request()->validate([
'requestInfo'=>[
'companyname' => 'required',
'province' => 'required',
'district' => 'required',
'village' => 'required',
'phone' => 'required'
],
'owner'=>[
'fullname' => 'required',
'province' => 'required',
'district' => 'required',
'village' => 'required',
'nationality' => 'required',
'fax' => 'required',
'phone' => 'required',
'factorynamela' => 'required',
'factorynameen' => 'required',
'located' => 'required',
'locatprovince' => 'required',
'locatdistrict' => 'required',
'locatvillage' => 'required',
'locatein' => 'required'
],
]);
RequestFrom::create($request->all());
return redirect()->route('requestForm.index')
->with('success','created successfully.');
}