# Find time difference between documents in search hits
**URL:** https://discuss.elastic.co/t/find-time-difference-between-documents-in-search-hits/268580
**Category:** Elasticsearch
**Created:** [March 28, 2021, 10:16am UTC](https://discuss.elastic.co/t/find-time-difference-between-documents-in-search-hits/268580 "2021-03-28T10:16:21Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@vradder](https://discuss.elastic.co/u/vradder)
#### Post date: [March 28, 2021, 10:16am UTC](https://discuss.elastic.co/t/find-time-difference-between-documents-in-search-hits/268580/1 "2021-03-28T10:16:22Z")
Hi, I am using ES for log viewer application, how can i add new script filed(hasTimeDifference) in search hits if the time difference between current and previous log is more than specified seconds(for ex: 10 seconds)..
time difference can be found by comparing timestamp of log record.
Thanks.
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [April 25, 2021, 10:16am UTC](https://discuss.elastic.co/t/find-time-difference-between-documents-in-search-hits/268580/2 "2021-04-25T10:16:29Z")
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