original_string: public function get_enclosure($key = 0, $prefer = null)
  	{
  		$enclosures = $this->get_enclosures();
  		if (isset($enclosures[$key]))
  		{
  			return $enclosures[$key];
  		}
  		else
  		{
  			return null;
  		}
  	}
code: public function get_enclosure($key = 0, $prefer = null)
  	{
  		$enclosures = $this->get_enclosures();
  		if (isset($enclosures[$key]))
  		{
  			return $enclosures[$key];
  		}
  		else
  		{
  			return null;
  		}
  	}
code_tokens: public function get_enclosure ( $ key = 0 , $ prefer = null ) { $ enclosures = $ this -> get_enclosures ( ) ; if ( isset ( $ enclosures [ $ key ] ) ) { return $ enclosures [ $ key ] ; } else { return null ; } }
docstring: Get an enclosure from the item
  
  Supports the <enclosure> RSS tag, as well as Media RSS and iTunes RSS.
  
  @since Beta 2
  @todo Add ability to prefer one type of content over another (in a media group).
  @param int $key The enclosure that you want to return.  Remember that arrays begin with 0, not 1
  @return SimplePie_Enclosure|null
docstring_tokens: Get an enclosure from the item