terraform interpolation or nah

lol.tf

variable "jenn_domains" {
  default = "jenn-test.biz,jenn-test.gov,jenn-test.ws"
}

variable "jenn_subdomains" {
  default = "cool,sure,whatever"
}


# ROUTE53 CONFIGURATION
  resource "aws_route53_zone" "jenn-test-resources" {
  count = "${length(split(",", var.jenn_domains))}"
    name = "${element(split(",", var.jenn_domains), count.index)}"
    lifecycle {
      prevent_destroy = true
    }
  }

# apex records for all jenn-test domains
resource "aws_route53_record" "jenn-apex-records" {
  count = "${length(split(",", var.jenn_domains))}"
  zone_id = "${element(aws_route53_zone.jenn-test-resources.*.zone_id, count.index)}"
  type = "A"
  name = "${element(split(",", var.jenn_domains), count.index)}"
  ttl = "1"
  records = ["127.0.0.1"]
}

# www record for all jenn-test domains
resource "aws_route53_record" "jenn-www-records" {
  count = "${length(split(",", var.jenn_domains))}"
  zone_id = "${element(aws_route53_zone.jenn-test-resources.*.zone_id, count.index)}"
  type = "A"
  name = "www"
  ttl = "1"
  records = ["127.0.0.1"]
}

# subdomain records for *only* jenn-test.biz.
resource "aws_route53_record" "jenn-subdomain-records" {
  count = "${length(split(",", var.jenn_subdomains))}"
  zone_id = "${aws_route53_zone.jenn-test-resources.0.zone_id}"
  type = "A"
  name = "${element(split(",", var.jenn_subdomains), count.index)}"
  ttl = "1"
  records = ["127.0.0.1"]
}