futtta / autoptimize

        }

        // Wrap the to-be-excluded strings in noptimize tags.

        foreach ( $this->exclude as $str ) {

            if ( false !== strpos( $this->content, $str ) ) {

                $replacement   = '<!--noptimize-->' . $str . '<!--/noptimize-->';

                $this->content = str_replace( $str, $replacement, $this->content );

            }

        }

        // Noptimize.

        $this->content = $this->hide_noptimize( $this->content );

        $this->content = $this->restore_noptimize( $this->content );

        // Remove the noptimize-wrapper from around the excluded strings.

        foreach ( $this->exclude as $str ) {

            $replacement = '<!--noptimize-->' . $str . '<!--/noptimize-->';

            if ( false !== strpos( $this->content, $replacement ) ) {

                $this->content = str_replace( $replacement, $str, $this->content );

            }

        }

        // Revslider data attribs somehow suffer from HTML optimization, this fixes that!

        if ( class_exists( 'RevSlider' ) && apply_filters( 'autoptimize_filter_html_dataattrib_cleanup', false ) ) {