# Postman Collection csv processing

**URL:** <https://community.postman.com/t/postman-collection-csv-processing/10022>\
**Category:** Help Hub\
**Tags:** collections\
**Created:** [January 10, 2020, 10:36pm UTC](https://community.postman.com/t/postman-collection-csv-processing/10022 "2020-01-10T22:36:02Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![srigutala](https://avatars.discourse-cdn.com/v4/letter/s/bbe5ce/32.png) [@srigutala](https://community.postman.com/u/srigutala)\
**Post date:** [January 10, 2020, 10:36pm UTC](https://community.postman.com/t/postman-collection-csv-processing/10022/1 "2020-01-10T22:36:02Z")

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I have associated a csv file with the collection runner. Before I post it , I need to selectively process and group rows based on date parameter. If I use the ‘iterationData.get’ method at the Pre-req block at collection level , will this allow me to read multiple lines ?