# What is Ref?

**URL:** <https://discourse.julialang.org/t/what-is-ref/47610>\
**Category:** New to Julia\
**Tags:** broadcasting\
**Created:** [October 1, 2020, 4:14pm UTC](https://discourse.julialang.org/t/what-is-ref/47610 "2020-10-01T16:14:54Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![Oscar\_Smith](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/oscar_smith/32/25343_2.png) [@Oscar\_Smith](https://discourse.julialang.org/u/Oscar_Smith)\
**Post date:** [January 18, 2022, 6:37pm UTC](https://discourse.julialang.org/t/what-is-ref/47610/14 "2022-01-18T18:37:27Z")

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Think of `Ref(x)` like `[x]`.

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_[View the full topic](https://discourse.julialang.org/t/what-is-ref/47610)._