' . sprintf( __( 'The Carousel Slider plugin requires PHP version %s or greater', 'carousel-slider' ), $this->min_php ) . '
' . sprintf( /* translators: 1: php doc page link start, 2: php doc page link end */ __( 'The version of your PHP is %1$s unsupported and old %2$s. ', 'carousel-slider' ), '', '' ); $error .= __( 'You should update your PHP software or contact your host regarding this matter.', 'carousel-slider' ) . '