text 提示闪亮的幻灯片

Posted 2021-05-03

```{r message=FALSE, warning=FALSE, include=FALSE, paged.print=FALSE}
# Show instrucions after processing, and at the start
  showNotification(
  ui = HTML(
  "<ul>
  <li>Navigate with arrow keys: &larr; &rarr; </li>
  <li>Zoom in: Ctrl +</li>
  <li>Zoom out: Ctrl -</li>
  <li>Fullscreen: f</li>
  </ul>"
  ),
  duration = 15
  )

```