# Can you avoid stating the arguments in an anonymous function?

**URL:** https://discourse.julialang.org/t/can-you-avoid-stating-the-arguments-in-an-anonymous-function/69795
**Category:** General Usage
**Tags:** macros, dataframes
**Created:** [October 15, 2021, 1:57am UTC](https://discourse.julialang.org/t/can-you-avoid-stating-the-arguments-in-an-anonymous-function/69795 "2021-10-15T01:57:47Z")
**Posts on this page:** 1
**Showing post:** 14

<div class="post-metadata">

### Author: ![Lincoln\_Hannah](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/lincoln_hannah/32/19198_2.png) [@Lincoln\_Hannah](https://discourse.julialang.org/u/Lincoln_Hannah)
#### Post date: [October 18, 2021, 12:07am UTC](https://discourse.julialang.org/t/can-you-avoid-stating-the-arguments-in-an-anonymous-function/69795/14 "2021-10-18T00:07:21Z")

</div>

Had some more questions. Put them in a new topic with appropriate heading.

> [@DataFramesMeta questions](https://discourse.julialang.org/t/dataframesmeta-questions/69952):
>
> Could groupby have a @ macro version, to avoid parenthesis? and the ability to define a column name within a groupby statement. Also, for a multi-line macro in a @chain block, followed by another macro - would it be possible to drop the begin and end? and define the end as the next macro So this @chain DataFrame( A = 1:10 ) begin @rtransform :Mod3 = :A % 3 groupby( :Mod3 ) @combine begin :Asum = :A |\> sum :Amax = :A |\> maximum end @rsubset :Mod3…

---

_[View the full topic](https://discourse.julialang.org/t/can-you-avoid-stating-the-arguments-in-an-anonymous-function/69795)._