'; $pre_sortby = array(); $pre_fields = array(); // Add array-keys to defined fields for sort by foreach ( $this->field['fields'] as $key => $field ) { $pre_fields[$field['id']] = $field; } // Set sort by by saved-value or default-value if ( ! empty( $this->value ) ) { foreach ( $this->value as $key => $value ) { $pre_sortby[$key] = $pre_fields[$key]; } $diff = array_diff_key( $pre_fields, $this->value ); if( ! empty( $diff ) ) { $pre_sortby = array_merge( $pre_sortby, $diff ); } } else { foreach ( $pre_fields as $key => $value ) { $pre_sortby[$key] = $value; } } foreach ( $pre_sortby as $key => $field ) { echo ''; } echo '