gistfile1.txt

## php

  function remove_item($item_id){
    foreach ($this->items as $index => $item) {
      if ($item->id == $item_id){
        unset($this->items[$index]);
      }
    }
  }

## ruby

  def remove_item(item_id)
    items.delete_if {|item|  item.id == item_id }
  end