# --- examples/single_vpc/modules/vpc/variables.tf --- variable "identifier" { type = string description = "Project identifier." } variable "cidr_block" { type = string description = "VPC CIDR block." } variable "number_azs" { type = string description = "Number of Availability Zones to use." } variable "subnet_cidr_blocks" { description = "List of CIDR blocks for each of the subnets inside the VPC." type = object({ firewall = list(string) protected = list(string) private = list(string) }) }