# Ruby code limitation

**URL:** <https://discuss.elastic.co/t/ruby-code-limitation/70205>\
**Category:** Logstash\
**Created:** [December 29, 2016, 12:21pm UTC](https://discuss.elastic.co/t/ruby-code-limitation/70205 "2016-12-29T12:21:47Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![aydinnmu](https://avatars.discourse-cdn.com/v4/letter/a/e9bcb4/32.png) [@aydinnmu](https://discuss.elastic.co/u/aydinnmu)\
**Post date:** [December 29, 2016, 12:21pm UTC](https://discuss.elastic.co/t/ruby-code-limitation/70205/1 "2016-12-29T12:21:47Z")

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Hi guys,

is there any limitations on logstash using ruby filter ?

can i run any code in the code section ?

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<div class="post-metadata">

**Author:** ![aydinnmu](https://avatars.discourse-cdn.com/v4/letter/a/e9bcb4/32.png) [@aydinnmu](https://discuss.elastic.co/u/aydinnmu)\
**Post date:** [January 2, 2017, 6:53am UTC](https://discuss.elastic.co/t/ruby-code-limitation/70205/2 "2017-01-02T06:53:25Z")

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i will reply my topic 🙂 there is no limitation i think. I can run any codes in ruby section but syntax is important 🙂

ruby  
{  
code =\> "  
temp=Time.new;  
temp=temp.localtime.strftime ('%d %B %Y %H:%M:%S.%L %z' );  
event.set('timeid',temp);  
"  
}

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [January 30, 2017, 6:53am UTC](https://discuss.elastic.co/t/ruby-code-limitation/70205/3 "2017-01-30T06:53:29Z")

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