Form constructor for testing #type 'email' elements.
form_test_email_submit()
function form_test_email($form, &$form_state) {
$form['#submit'] = array(
'_form_test_submit_values_json',
);
$form['email'] = array(
'#type' => 'email',
'#title' => 'E-Mail address',
'#description' => 'An e-mail address.',
);
$form['email_required'] = array(
'#type' => 'email',
'#title' => 'Address',
'#required' => TRUE,
'#description' => 'A required e-mail address field.',
);
$form['submit'] = array(
'#type' => 'submit',
'#value' => 'Submit',
);
return $form;
}