Prepend a value
add_filter(‘frm_pre_create_entry’, ‘adjust_my_field’); function adjust_my_field($values){ if ( $values[‘form_id’] == 5 ) { //change 5 to your form id $current_value = $values[‘item_meta’][25]; // change 25 to to id of your field if ( strpos( $current_value, ‘ss-00’ ) === false ) { //…Continue reading