# Swapping matrix names in a loop

**URL:** <https://fortran-lang.discourse.group/t/swapping-matrix-names-in-a-loop/11051>\
**Category:** Uncategorized\
**Created:** [August 16, 2026, 4:19am UTC](https://fortran-lang.discourse.group/t/swapping-matrix-names-in-a-loop/11051 "2026-08-16T04:19:19Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![kimala](https://yyz2.discourse-cdn.com/free1/user_avatar/fortran-lang.discourse.group/kimala/32/2707_2.png) [@kimala](https://fortran-lang.discourse.group/u/kimala)\
**Post date:** [August 16, 2026, 9:42am UTC](https://fortran-lang.discourse.group/t/swapping-matrix-names-in-a-loop/11051/4 "2026-08-16T09:42:57Z")

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It’s an old thread, you may have missed it, but there was a nice discussion here:

[https://fortran-lang.discourse.group/t/swapping-arrays-during-time-stepping](https://fortran-lang.discourse.group/t/swapping-arrays-during-time-stepping)

> [@RonShepard](#):
>
> You can check this by using c\_loc().

Can you explain how to do this please?

> [@certik](#):
>
> I also don’t like the pointers

_Every Fortran programmer_ 😅

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