lassDescription" class="description"><p>Check if a component's element has a CSS class name</p></div><h4>Parameters</h4><table><thead><tr><th>name</th><th>Type</th><th>Required</th><th>Description</th></tr></thead><tbody><tr><td>classToCheck</td><td>String</td><td>yes</td><td>Classname to check</td></tr></tbody></table><p class="vjs-only"><em id="hasClassFooter">Defined in <a href="https://github.com/videojs/video.js/blob/master/src/js/component.js#L881">https://github.com/videojs/video.js/blob/master/src/j