"codeigniter 4" cart

public static function cart($getShared = true)
{
        if ($getShared) {
            return static::getSharedInstance('cart');
        }
        return new \App\Libraries\Cart();
 }
// Call the cart service using the helper function

$cart = cart();



// Insert an array of values

$cart->insert(array(

   'id'      => 'sku_1234ABCD',

   'qty'     => 1,

   'price'   => '19.56',

   'name'    => 'T-Shirt',

   'options' => array('Size' => 'L', 'Color' => 'Red')

));



// Update an array of values

$cart->update(array(

   'rowid'   => '4166b0e7fc8446e81e16883e9a812db8',

   'id'      => 'sku_1234ABCD',

   'qty'     => 3,

   'price'   => '24.89',

   'name'    => 'T-Shirt',

   'options' => array('Size' => 'L', 'Color' => 'Red')

));



// Get the total items

$cart->totalItems();



// Remove an item using its `rowid`

$cart->remove('4166b0e7fc8446e81e16883e9a812db8');

 

// Clear the shopping cart

$cart->destroy();



// Get the cart contents as an array

$cart->contents();
function cart(bool $getShared = true)
{
    return \Config\Services::cart($getShared);
}