# How to show CuArray without copying from GPU to CPU?

**URL:** <https://discourse.julialang.org/t/how-to-show-cuarray-without-copying-from-gpu-to-cpu/65798>\
**Category:** Visualization\
**Created:** [August 4, 2021, 9:36am UTC](https://discourse.julialang.org/t/how-to-show-cuarray-without-copying-from-gpu-to-cpu/65798 "2021-08-04T09:36:56Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![wulalagiao](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/wulalagiao/32/27825_2.png) [@wulalagiao](https://discourse.julialang.org/u/wulalagiao)\
**Post date:** [August 4, 2021, 9:36am UTC](https://discourse.julialang.org/t/how-to-show-cuarray-without-copying-from-gpu-to-cpu/65798/1 "2021-08-04T09:36:57Z")

</div>

I wanna display a CuArray(actually an image) to see how it changes during the computation, and I cannot figure out a method to do it.