# Prototypes

**URL:** <https://forum.kirupa.com/t/prototypes/63726>\
**Category:** flash\
**Created:** [September 9, 2004, 2:46pm UTC](https://forum.kirupa.com/t/prototypes/63726 "2004-09-09T14:46:06Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![akademik](https://avatars.discourse-cdn.com/v4/letter/a/ac8455/32.png) [@akademik](https://forum.kirupa.com/u/akademik)\
**Post date:** [September 9, 2004, 2:46pm UTC](https://forum.kirupa.com/t/prototypes/63726/1 "2004-09-09T14:46:06Z")

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how would i remove a prototype from a movieclip during runtime in flash mx?

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\
**Post date:** [September 9, 2004, 2:49pm UTC](https://forum.kirupa.com/t/prototypes/63726/2 "2004-09-09T14:49:36Z")

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movieclipInstance.protoName = null;

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\
**Post date:** [September 9, 2004, 2:59pm UTC](https://forum.kirupa.com/t/prototypes/63726/3 "2004-09-09T14:59:04Z")

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> [@senocular](#):
>
> movieclipInstance.protoName = null;

oops i meant functions, how do i remove that? if it had some variables in the function will it reset if i make the function work again?

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\
**Post date:** [September 9, 2004, 3:45pm UTC](https://forum.kirupa.com/t/prototypes/63726/4 "2004-09-09T15:45:51Z")

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same applies