How to store an array as a string in attribute

I want to store an array as a string in a open_hours field. How i can do it. Please help me.thats my code . Thanks in advance

    $company = Company::create([
        'company_name' => $request->input('company_name'),
        'company_picture'=> $company_picture,
        'address' => $request->input('address'),
        'latitude' => $request->input('latitude'),
        'longitude' => $request->input('longitude'),
        'zipcode' => $request->input('zipcode'),
        'city' => $request->input('city'),
        'country' => $request->input('country'),
        'open_hours' => $request->input('open_hours'),
        'subcategory_id' => $request->input('subcategory_id'),
        'price' => $request->input('price'),
        'age_limit' => $request->input('age_limit'),
        'company_description' => $request->input('company_description'),

    ]);

via Chebli Mohamed