# Built-in predicate like type\_in?: \[list\_of\_types\]

**URL:** <https://discourse.dry-rb.org/t/built-in-predicate-like-type-in-list-of-types/623>\
**Category:** dry-validation\
**Created:** [August 30, 2018, 9:52am UTC](https://discourse.dry-rb.org/t/built-in-predicate-like-type-in-list-of-types/623 "2018-08-30T09:52:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![bagdenia](https://yyz1.discourse-cdn.com/flex031/user_avatar/discourse.dry-rb.org/bagdenia/32/322_2.png) [@bagdenia](https://discourse.dry-rb.org/u/bagdenia)\
**Post date:** [August 30, 2018, 9:52am UTC](https://discourse.dry-rb.org/t/built-in-predicate-like-type-in-list-of-types/623/1 "2018-08-30T09:52:11Z")

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Couldn’t find smth relevant and made custom validation temporarily.  
But may there is easier way to realise it?  
Thanks.