futtta / autoptimize

        // Filterable strings to be excluded from HTML minification.

        $exclude = apply_filters( 'autoptimize_filter_html_exclude', '' );

        if ( '' !== $exclude ) {

            $exclude_arr   = array_filter( array_map( 'trim', explode( ',', $exclude ) ) );

            $this->exclude = array_merge( $exclude_arr, $this->exclude );

        }

        // Nothing else for HTML!

        return true;

        // List of CSS strings which are excluded from autoptimization.

        $excludeCSS = apply_filters( 'autoptimize_filter_css_exclude', $options['css_exclude'], $this->content );

        if ( '' !== $excludeCSS ) {

            $this->dontmove = array_filter( array_map( 'trim', explode( ',', $excludeCSS ) ) );

        } else {

            $this->dontmove = array();

        }

        // forcefully exclude CSS with data-noptimize attrib.

        $this->dontmove[] = 'data-noptimize';