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terraform/website/docs/configuration/functions/compact.html.md

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functions compact - Functions - Configuration Language docs-funcs-collection-compact The compact function removes empty string elements from a list.

compact Function

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

compact takes a list of strings and returns a new list with any empty string elements removed.

Examples

> compact(["a", "", "b", "c"])
[
  "a",
  "b",
  "c",
]