---
# System prepended metadata

title: SCREENCAST Polymorphism
tags: [Device Programming]

---

# SCREENCAST Polymorphism

The video's below explain the basic principle of **polymorphism**. Note that the screencasts have **no sound**.  
For **enhanced navigation possibilities** through the video, please open the embedded video's below in Panopto by clicking the ![watch in panopto (icon)](https://leho-howest.instructure.com/courses/12413/files/1868589/download?wrap=1) icon.


## Screencast: Polymorphism

Note: Because of a crash at the end of the screencast, this video ends in a cliffhanger. See below this video for the final result!!

<iframe src="https://howest.cloud.panopto.eu/Panopto/Pages/Embed.aspx?id=ed05327b-e1ff-43d4-8c55-af290133938a&autoplay=false&offerviewer=true&showtitle=true&showbrand=true&captions=false&interactivity=all" height="405" width="720" style="border: 1px solid #464646;" allowfullscreen allow="autoplay"></iframe>

In the end, the soda will print the default drink message:
![](https://hackmd.io/_uploads/BJ9HoclQo.png)
![](https://hackmd.io/_uploads/S1OLj9xXs.png)



