# Calculate MP3 Length

**URL:** https://community.mp3tag.de/t/calculate-mp3-length/10145
**Category:** Support
**Created:** [March 20, 2010, 9:51am UTC](https://community.mp3tag.de/t/calculate-mp3-length/10145 "2010-03-20T09:51:51Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![DetlevD](https://community.mp3tag.de/user_avatar/community.mp3tag.de/detlevd/32/123_2.png) [@DetlevD](https://community.mp3tag.de/u/DetlevD)
#### Post date: [March 20, 2010, 10:35am UTC](https://community.mp3tag.de/t/calculate-mp3-length/10145/4 "2010-03-20T10:35:46Z")

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> [@adrianh](#):
>
> Thanks for the prompt reply, this solution works great. 🕶 Note that LENGTH fields holds milliseconds so I had to multiply **%\_length\_seconds%** by 1000.  
> _$mul(%\_length\_seconds%,1000)_

Ok, well done.

See also ...  
[Tag LENGTH](https://community.mp3tag.de/t/9051/4)

DD.20100320.1235.CET

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