อยากให้ Username โชว์ในเมลครับไม่ทราบว่าต้องส่งค่ายังไงครับ

$this->email->from('[email protected]','xxxxxxxxx');
			$this->email->to($this->input->post('email'));
			$this->email->subject("Reset Your Password At www.xxxxxxx.com");
			$message="<p>Click reset your password!</p>";
			$message.= "<p>Username : </p>".$row->user_name;
			$message.="<a href='" . base_url() . "page/reset_password/" . $reset_key."'>Click here to reset your password</a>";
			$this->email->message($message);

function update_reset_key($reset_key)

{
	
	$email=$this->input->post('email');
	

	$this->db->where('email',$email);
		$data=array('reset_password_key'=>$reset_key);
		$this->db->update('user',$data);
		if($this->db->affected_rows()>0)
		{
			
			return TRUE;
			
		}
		else
		{
			
			return FALSE;
		}
		
}