# How does setrounding work?

**URL:** <https://discourse.julialang.org/t/how-does-setrounding-work/40949>\
**Category:** New to Julia\
**Created:** [June 7, 2020, 8:55pm UTC](https://discourse.julialang.org/t/how-does-setrounding-work/40949 "2020-06-07T20:55:02Z")\
**Posts on this page:** 1\
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**Author:** ![Tamas\_Papp](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tamas_papp/32/25949_2.png) [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)\
**Post date:** [June 8, 2020, 6:57am UTC](https://discourse.julialang.org/t/how-does-setrounding-work/40949/2 "2020-06-08T06:57:08Z")

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`setrounding` is indeed global, if you want it set temporarily, use the form that takes a function so that the original setting will be restored. See [Integers and Floating-Point Numbers · The Julia Language](https://docs.julialang.org/en/v1/manual/integers-and-floating-point-numbers/#Arbitrary-Precision-Arithmetic-1).

Also, please quote your code.

> [@Please read: make it easier to help you](https://discourse.julialang.org/t/psa-make-it-easier-to-help-you/14757/):
>
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