function &get($key) {
		$key=$this->fixheader($key);
		if (isset($this->headers[$key]))
			$val=&$this->headers[$key];
		else
			$val=NULL;
		return $val;
	}
function &get($key) {
		$key=$this->fixheader($key);
		if (isset($this->headers[$key]))
			$val=&$this->headers[$key];
		else
			$val=NULL;
		return $val;
	}
function & get ( $ key ) { $ key = $ this -> fixheader ( $ key ) ; if ( isset ( $ this -> headers [ $ key ] ) ) $ val = & $ this -> headers [ $ key ] ; else $ val = NULL ; return $ val ; }
Return value of e-mail header
@return string|NULL
@param $key string
Return value of e - mail header