LukePOLO\LaraCart\LaraCart::removeItem PHP Method

    public function removeItem($itemHash)
    {
        foreach ($this->cart->items as $itemKey => $item) {
            if ($item->getHash() == $itemHash) {
                unset($this->cart->items[$itemKey]);
                break;
            }
        }
        $this->events->fire('laracart.removeItem', $item);
        $this->update();
    }