code in the controller:

		$this->load->database();
		$query = $this->db->get('table');
		return $query->result();

code in the view file:

		<?php foreach ($query->result() as $row): ?>
		<li><?=$row->id?></li>
		<?php endforeach; ?>

error I get:

A PHP Error was encountered
Severity: Notice
Message: Undefined variable: query
Filename: articulos/gestion_view.php
Line Number: 9

Fatal error: Call to a member function result() on a non-object in /Users/alejandro/Dropbox/webserver/codigniter/application/views/articulos/gestion_view.php on line 9