# Beta v3.5 - Parameter Map closures

**URL:** <https://forum.electra.one/t/beta-v3-5-parameter-map-closures/2424>\
**Category:** Developers\
**Created:** [September 26, 2023, 10:21am UTC](https://forum.electra.one/t/beta-v3-5-parameter-map-closures/2424 "2023-09-26T10:21:30Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![martin](https://dub1.discourse-cdn.com/flex017/user_avatar/forum.electra.one/martin/32/145_2.png) [@martin](https://forum.electra.one/u/martin)\
**Post date:** [September 26, 2023, 10:21am UTC](https://forum.electra.one/t/beta-v3-5-parameter-map-closures/2424/1 "2023-09-26T10:21:31Z")

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The preset demonstrates Lua Parameter Map closures.

Closures are designed to simplify access to ParameterMap entry values and enhance the readability of the source code.

[https://app.electra.one/preset/Jb3DJcTgWBdyWjRigxfs](https://app.electra.one/preset/Jb3DJcTgWBdyWjRigxfs)