# Function to check a value exists or not in array in RoR

**URL:** <https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684>\
**Category:** Rails\
**Created:** [May 11, 2009, 2:52pm UTC](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684 "2009-05-11T14:52:23Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![venkat\_ruby](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/v/4af34b/32.png) [@venkat\_ruby](https://www.ruby-forum.com/u/venkat_ruby)\
**Post date:** [May 11, 2009, 2:52pm UTC](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684/1 "2009-05-11T14:52:23Z")

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Hello,

I need a function “to check a value exists or not in array” in RoR

Please help…

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**Author:** ![venkat\_ruby](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/v/4af34b/32.png) [@venkat\_ruby](https://www.ruby-forum.com/u/venkat_ruby)\
**Post date:** [May 11, 2009, 2:57pm UTC](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684/2 "2009-05-11T14:57:27Z")

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Check out the docs for ruby Array. You will find a function  
array.include?  
there.

2009/5/11 Venkat E. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

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**Author:** ![venkat\_ruby](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/v/4af34b/32.png) [@venkat\_ruby](https://www.ruby-forum.com/u/venkat_ruby)\
**Post date:** [May 11, 2009, 3:28pm UTC](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684/3 "2009-05-11T15:28:11Z")

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Colin L. wrote:

> Check out the docs for ruby Array. You will find a function  
> array.include?  
> there.
> 
> 2009/5/11 Venkat E. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

Hey…  
thank you… very much… 4 a fast reply…  
Now my code is working 🙂