[Terraform Output] Output from for_each #terraform #infrastructure

for_each.hcl

# object
output "repo_ids" {
  value = {
    for idx,repo in aws_ecr_repository.repo : idx => repo.registry_id
  }
}

# list
output elastic_ips {
  value = [for eip in aws_eip.eip : eip.id]
}


# source https://www.reddit.com/r/Terraform/comments/f4nr7v/how_do_you_capture_the_output_of_subnet_id_from_a/
https://www.hashicorp.com/blog/hashicorp-terraform-0-12-preview-for-and-for-each

# https://stackoverflow.com/questions/60717236/how-to-define-a-list-of-output-when-using-list-and-for-each-in-terraform