github.com/muratcelep/terraform@v1.1.0-beta2-not-internal-4/website/docs/language/functions/contains.html.md (about)

     1  ---
     2  layout: "language"
     3  page_title: "contains - Functions - Configuration Language"
     4  sidebar_current: "docs-funcs-collection-contains"
     5  description: |-
     6    The contains function determines whether a list or set contains a given value.
     7  ---
     8  
     9  # `contains` Function
    10  
    11  `contains` determines whether a given list or set contains a given single value
    12  as one of its elements.
    13  
    14  ```hcl
    15  contains(list, value)
    16  ```
    17  
    18  ## Examples
    19  
    20  ```
    21  > contains(["a", "b", "c"], "a")
    22  true
    23  > contains(["a", "b", "c"], "d")
    24  false
    25  ```