# Substitution for nonexistent 4bit-arrays

**URL:** <https://discourse.julialang.org/t/substitution-for-nonexistent-4bit-arrays/75237>\
**Category:** New to Julia\
**Tags:** question\
**Created:** [January 26, 2022, 4:58pm UTC](https://discourse.julialang.org/t/substitution-for-nonexistent-4bit-arrays/75237 "2022-01-26T16:58:05Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![sijo](https://avatars.discourse-cdn.com/v4/letter/s/da6949/32.png) [@sijo](https://discourse.julialang.org/u/sijo)\
**Post date:** [January 26, 2022, 6:43pm UTC](https://discourse.julialang.org/t/substitution-for-nonexistent-4bit-arrays/75237/2 "2022-01-26T18:43:27Z")

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Maybe you can take inspiration from [https://github.com/JaneliaSciComp/UInt12Arrays.jl](https://github.com/JaneliaSciComp/UInt12Arrays.jl) (see also the discussion [here](https://discourse.julialang.org/t/can-i-have-a-uint12/60935/12)).

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