# Extract Month and Year from date field

**URL:** https://discuss.elastic.co/t/extract-month-and-year-from-date-field/209090
**Category:** Logstash
**Created:** [November 22, 2019, 4:28pm UTC](https://discuss.elastic.co/t/extract-month-and-year-from-date-field/209090 "2019-11-22T16:28:38Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![elasticforme](https://avatars.discourse-cdn.com/v4/letter/e/f05b48/32.png) [@elasticforme](https://discuss.elastic.co/u/elasticforme)
#### Post date: [November 22, 2019, 5:58pm UTC](https://discuss.elastic.co/t/extract-month-and-year-from-date-field/209090/4 "2019-11-22T17:58:13Z")

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@Badger,  
can you help me find what this error is on grok, how to write this.

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