# Is it appropriate to say a variable is a label or box?

**URL:** <https://discourse.julialang.org/t/is-it-appropriate-to-say-a-variable-is-a-label-or-box/46068>\
**Category:** New to Julia\
**Created:** [September 4, 2020, 4:23pm UTC](https://discourse.julialang.org/t/is-it-appropriate-to-say-a-variable-is-a-label-or-box/46068 "2020-09-04T16:23:51Z")\
**Posts on this page:** 1\
**Showing post:** 34

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**Author:** ![pauljurczak](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/pauljurczak/32/921_2.png) [@pauljurczak](https://discourse.julialang.org/u/pauljurczak)\
**Post date:** [September 19, 2020, 6:03am UTC](https://discourse.julialang.org/t/is-it-appropriate-to-say-a-variable-is-a-label-or-box/46068/34 "2020-09-19T06:03:47Z")

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> [@kristoffer.carlsson](#):
>
> Do you have a particular piece of code that is confusing?

Sorry for a delay, but this is another puzzle I don’t understand given vague definitions of fundamental concepts: [I thought I understood "pass-by-sharing" in Julia until I found this](https://discourse.julialang.org/t/i-thought-i-understood-pass-by-sharing-in-julia-until-i-found-this/46897)

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