# How fields can be converted

**URL:** <https://discuss.elastic.co/t/how-fields-can-be-converted/197803>\
**Category:** Logstash\
**Created:** [September 3, 2019, 9:34am UTC](https://discuss.elastic.co/t/how-fields-can-be-converted/197803 "2019-09-03T09:34:03Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![shenshensinian](https://avatars.discourse-cdn.com/v4/letter/s/439d5e/32.png) [@shenshensinian](https://discuss.elastic.co/u/shenshensinian)\
**Post date:** [September 3, 2019, 9:34am UTC](https://discuss.elastic.co/t/how-fields-can-be-converted/197803/1 "2019-09-03T09:34:03Z")

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How to convert grok into time in the format below?  
date=2016-02-18 time=16:59:42 log\_id=20000

Like what：2016-02-18 16:59:42

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [October 1, 2019, 9:34am UTC](https://discuss.elastic.co/t/how-fields-can-be-converted/197803/2 "2019-10-01T09:34:16Z")

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