# \#file-processing

**URL:** https://community.cdata.com/tag/file-processing/651.md

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## [Extracting Multiple Occurrences of a Loop in an EDI File Using Lookaheads in Cdata Arc](https://community.cdata.com/t/extracting-multiple-occurrences-of-a-loop-in-an-edi-file-using-lookaheads-in-cdata-arc/1041)

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**Author:** [@Tarun\_Yakkala](https://community.cdata.com/u/Tarun_Yakkala)\
**Replies:** 3\
**Last updated:** [March 12, 2025, 5:29am UTC](https://community.cdata.com/t/extracting-multiple-occurrences-of-a-loop-in-an-edi-file-using-lookaheads-in-cdata-arc/1041 "2025-03-12T05:29:32Z")

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I am working with an incoming EDI file where I use lookaheads to identify the correct loop. In my case, the EDI file contains the Service Level Loop (HL/HL03=‘SS’) appearing twice. While I can successfully extract the fi…