php - How to add Multiple items in Cart using Rest api in Codeigniter without Shopping Cart.?

Question

Getting Error //: Array to string conversion , while testing api from postman How to fetch value from Body Raw in postman to Rest Controller in codeigniter?

$input = json_decode(file_get_contents("php://input"), true);
    $s[] = $input['service_id'];
    $u[] = $input['user_id'];
    $q[] = $input['qty'];
    foreach($u as $user)
    {
        foreach($s as $service)
        {
            foreach($q as $qtty)
            {
                
            }
        }
    }

question from:https://stackoverflow.com/questions/65934927/how-to-add-multiple-items-in-cart-using-rest-api-in-codeigniter-without-shopping

Answer 1

Waitting for answers