layout	page_title	sidebar_current	description
functions	distinct - Functions - Configuration Language	docs-funcs-collection-distinct	The distinct function removes duplicate elements from a list.

`distinct` Function

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

distinct takes a list and returns a new list with any duplicate elements removed.

The first occurrence of each value is retained and the relative ordering of these elements is preserved.

Examples

> distinct(["a", "b", "a", "c", "d", "b"])
[
  "a",
  "b",
  "c",
  "d",
]