the class will be removed. If not
        given, the class will be added if not present and vice versa.</td></tr></tbody></table><p class="vjs-only"><em id="toggleClassFooter">Defined in <a href="https://github.com/videojs/video.js/blob/master/src/js/component.js#L916">https://github.com/videojs/video.js/blob/master/src/js/component.js line number: 916</a></em></p><p><a href="#top">[back to top]</a></p></div><div id="Methodstrigger"><h3 id="triggerHeader">trigger( event, [hash] )</h3><div id="triggerDescrip