'', 'interval' => 0, 'el_class' => '' ), $atts)); $el_class = $this->getExtraClass($el_class); $element = 'wpb_tabs'; if ('vc_tour' == $this->shortcode) { $element = 'wpb_tour'; $class = 'tabs_vertical'; } // extract tab titles preg_match_all('/vc_tab([^\]]+)/i', $content, $matches, PREG_OFFSET_CAPTURE); $tab_titles = array(); if (isset($matches[1])) { $tab_titles = $matches[1]; } // output ----- $css_class = apply_filters(VC_SHORTCODE_CUSTOM_CSS_FILTER_TAG, trim($element . ' wpb_content_element ' . $el_class), $this->settings['base'], $atts); echo '