# Sprite vs. Movieclip

**URL:** https://forum.kirupa.com/t/sprite-vs-movieclip/224129
**Category:** classic bestof
**Created:** [April 28, 2007, 10:32pm UTC](https://forum.kirupa.com/t/sprite-vs-movieclip/224129 "2007-04-28T22:32:59Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![joshchernoff](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/joshchernoff/32/1852_2.png) [@joshchernoff](https://forum.kirupa.com/u/joshchernoff)
#### Post date: [April 28, 2007, 10:32pm UTC](https://forum.kirupa.com/t/sprite-vs-movieclip/224129/1 "2007-04-28T22:32:59Z")

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Why, when and how should people extend the Sprite in a class vs. the MovieClip class?

> [@adobe help file](#):
>
> The Sprite class is new in ActionScript 3.0. It provides an alternative to the functionality of the MovieClip class, which retains all the functionality of previous ActionScript releases to provide backward compatibility.

“backward compatibility in AS3” ? :pa: