# How to check out the details of a suspected struct?

**URL:** https://discourse.julialang.org/t/how-to-check-out-the-details-of-a-suspected-struct/107087
**Category:** General Usage
**Tags:** question
**Created:** [December 3, 2023, 11:26pm UTC](https://discourse.julialang.org/t/how-to-check-out-the-details-of-a-suspected-struct/107087 "2023-12-03T23:26:14Z")
**Posts on this page:** 2
**Page:** 1

<div class="post-metadata">

### Author: ![jiang\_ming\_zhang](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/jiang_ming_zhang/32/204063_2.png) [@jiang\_ming\_zhang](https://discourse.julialang.org/u/jiang_ming_zhang)
#### Post date: [December 3, 2023, 11:26pm UTC](https://discourse.julialang.org/t/how-to-check-out-the-details-of-a-suspected-struct/107087/1 "2023-12-03T23:26:14Z")

</div>

I suspect a variable is a struct.

How can I get the details of it? Its fields and values.

---

<div class="post-metadata">

### Author: ![mkitti](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mkitti/32/12459_2.png) [@mkitti](https://discourse.julialang.org/u/mkitti)
#### Post date: [December 3, 2023, 11:42pm UTC](https://discourse.julialang.org/t/how-to-check-out-the-details-of-a-suspected-struct/107087/2 "2023-12-03T23:42:51Z")

</div>

See

[https://docs.julialang.org/en/v1/base/base/#Base.fieldnames](https://docs.julialang.org/en/v1/base/base/#Base.fieldnames)