# Run one Script out of two, on the given condition

**URL:** <https://forum.dynamobim.com/t/run-one-script-out-of-two-on-the-given-condition/67289>\
**Category:** Uncategorized\
**Created:** [August 18, 2021, 11:31am UTC](https://forum.dynamobim.com/t/run-one-script-out-of-two-on-the-given-condition/67289 "2021-08-18T11:31:29Z")\
**Posts on this page:** 1\
**Showing post:** 13

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**Author:** ![SeanP](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/seanp/32/42560_2.png) [@SeanP](https://forum.dynamobim.com/u/SeanP)\
**Post date:** [August 18, 2021, 3:23pm UTC](https://forum.dynamobim.com/t/run-one-script-out-of-two-on-the-given-condition/67289/13 "2021-08-18T15:23:45Z")

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May be good to browse this post.

> [@Node to stop / quit running dynamo graph](https://forum.dynamobim.com/t/node-to-stop-quit-running-dynamo-graph/25892/8):
>
> From what I got, the ScopeIf node will execute first, evaluate the boolean, and then compute all the nodes that are connected to the corresponding value. Then the result will be stocked in the result\* output of the ScopeIf node. That is why, in @M.Perez graph, the watch node is outputing null.

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