.tfvars

• https://www.terraform.io/docs/language/values/variables.html#variable-definitions-tfvars-files

terraform plan -var-file="your_file.tfvars"
terraform apply -var-file="your_file.tfvars"

subnets = [
  "subnet-02173da6287aa8766",
  "subnet-0355bd5e1338d9077",
  "subnet-03a8593192e921d88",
]

Related

• Terraform variables

See also

• Terraform variables, types, env variables, variables.tf, .tfvars, nullable, validation, terraform.tfvars
• Terraform configuration files, Terraform state files: .tf, .tfvars, main.tf, outputs.tf, variables.tf, .terraform.d/, terraform init, providers.tf, .terraform/, terraform.tfstate, .terraform.lock.hcl, terraform.tfstate.d, override.tf, versions.tf