<?php
\n
\nclass MY_Form_validation extends CI_Form_validation{
\n
\n    /**
\n     * set error message
\n     *
\n     * sets the error message associated with a particular field
\n     *
\n     * @param   string  $field  Field name
\n     * @param   string  $error      Error message
\n     */
\n    public function setError($field, $error){
\n        $this->_field_data[$field]['error'] = $error;
\n    }
\n
\n}