# How to identify the boundary label for an import mesh

**URL:** <https://community.freefem.org/t/how-to-identify-the-boundary-label-for-an-import-mesh/161>\
**Category:** General Discussion\
**Created:** [October 26, 2019, 5:12pm UTC](https://community.freefem.org/t/how-to-identify-the-boundary-label-for-an-import-mesh/161 "2019-10-26T17:12:38Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Lihao](https://avatars.discourse-cdn.com/v4/letter/l/ecd19e/32.png) [@Lihao](https://community.freefem.org/u/Lihao)\
**Post date:** [October 27, 2019, 7:20am UTC](https://community.freefem.org/t/how-to-identify-the-boundary-label-for-an-import-mesh/161/3 "2019-10-27T07:20:42Z")

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Thanks so much for you kind help.  
It does work!  
I tried your method for 2D and 3D problem, it works fine!

Thanks agian.

Sincerely yours,  
Hao

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