github.com/hashicorp/terraform-plugin-sdk@v1.17.2/terraform/testdata/input-vars-unset/main.tf (about)

     1  variable "foo" {}
     2  variable "bar" {}
     3  
     4  resource "aws_instance" "foo" {
     5      foo = "${var.foo}"
     6      bar = "${var.bar}"
     7  }