Email validation in Codeigniter Form Module

For email validation in Codeigniter Form Module

You may use  valid_email () function of $this->load->helper('email') library

PHP Script:

$this->form_validation->set_rules('email', 'Email', 'required|callback_valid_mail');

public function valid_mail()

            {

           

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

                        $this->load->helper('email');

                        if (valid_email($email)) {

                                    return TRUE;

                         }else{

                                    $this->form_validation->set_message('valid_mail', 'Email ID is Invalid!!');

                                    return FALSE;

                         }

            }