# Collapsible code sections in discourse?

**URL:** <https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803>\
**Category:** Meta Discussion\
**Tags:** discourse\
**Created:** [July 17, 2021, 9:49am UTC](https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803 "2021-07-17T09:49:21Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![rafael.guerra](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/rafael.guerra/32/216610_2.png) [@rafael.guerra](https://discourse.julialang.org/u/rafael.guerra)\
**Post date:** [July 17, 2021, 9:49am UTC](https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803/1 "2021-07-17T09:49:21Z")

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Sorry if this might be trivial but have no idea of how to do it:  
Saw on a number of occasions “collapsible” Julia code blocks in discourse posts.  
Cannot find an example right now but basically the hidden code expands after clicking on the text header with an arrow.  
Thank you.

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**Author:** ![LaurentPlagne](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/laurentplagne/32/10103_2.png) [@LaurentPlagne](https://discourse.julialang.org/u/LaurentPlagne)\
**Post date:** [July 17, 2021, 9:55am UTC](https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803/2 "2021-07-17T09:55:51Z")

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Hide details in parameters menu

> **Summary**
>
> This text will be hidden

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**Author:** ![jzr](https://avatars.discourse-cdn.com/v4/letter/j/eb9ed0/32.png) [@jzr](https://discourse.julialang.org/u/jzr)\
**Post date:** [July 17, 2021, 9:56am UTC](https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803/3 "2021-07-17T09:56:38Z")

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```julia
<details>
foo bar
</details>

```

> ****
>
> foo bar

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<div class="post-metadata">

**Author:** ![rafael.guerra](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/rafael.guerra/32/216610_2.png) [@rafael.guerra](https://discourse.julialang.org/u/rafael.guerra)\
**Post date:** [July 17, 2021, 10:00am UTC](https://discourse.julialang.org/t/collapsible-code-sections-in-discourse/64803/4 "2021-07-17T10:00:11Z")

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Thanks both!