terraform/website/docs/configuration/blocks/values/index.html.md

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language Variables and Outputs

Variables and Outputs

The Terraform language includes a few kinds of blocks for requesting or publishing named values.

  • Input Variables serve as parameters for a Terraform module, so users can customize behavior without editing the source.

  • Output Values are like return values for a Terraform module.

  • Local Values are a convenience feature for assigning a short name to an expression.