opentf/website/docs/configuration/functions/contains.html.md

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functions	contains - Functions - Configuration Language	docs-funcs-collection-contains	The contains function determines whether a list contains a given value.

contains Function

-> Note: This page is about Terraform 0.12 and later. For Terraform 0.11 and earlier, see 0.11 Configuration Language: Interpolation Syntax.

contains determines whether a given list contains a given single value as one of its elements.

contains(list, value)

Examples

> contains(["a", "b", "c"], "a")
true
> contains(["a", "b", "c"], "d")
false