$fields = array('is_active', 'add_captcha', 'is_map', 'is_update_dupe', 'is_edit_link', 'is_uf_link', 'is_cms_user');
foreach ($fields as $field) {
$params[$field] = CRM_Utils_Array::value($field, $params, FALSE);
$fields = array('is_active', 'add_captcha', 'is_map', 'is_update_dupe', 'is_edit_link', 'is_uf_link', 'is_cms_user');
foreach ($fields as $field) {
$params[$field] = CRM_Utils_Array::value($field, $params, FALSE);