# Meta-programming, structure constructor definition

**URL:** <https://discourse.julialang.org/t/meta-programming-structure-constructor-definition/23811>\
**Category:** New to Julia\
**Tags:** metaprogramming, data\_structures\
**Created:** [May 3, 2019, 12:45pm UTC](https://discourse.julialang.org/t/meta-programming-structure-constructor-definition/23811 "2019-05-03T12:45:08Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![mauro3](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mauro3/32/292_2.png) [@mauro3](https://discourse.julialang.org/u/mauro3)\
**Post date:** [May 3, 2019, 12:51pm UTC](https://discourse.julialang.org/t/meta-programming-structure-constructor-definition/23811/2 "2019-05-03T12:51:08Z")

</div>

You need to construct the entire function `define_s_easen` as expression and eval that.

---

_[View the full topic](https://discourse.julialang.org/t/meta-programming-structure-constructor-definition/23811)._