https://www.terraformpilot.com/tags/for_each/Recent content in for_each on Terraform PilotHugo -- gohugo.ioen-USTue, 06 Feb 2024 00:00:00 +0100https://www.terraformpilot.com/articles/understanding-count-and-for-each-in-terraform/Tue, 06 Feb 2024 00:00:00 +0100https://www.terraformpilot.com/articles/understanding-count-and-for-each-in-terraform/Introduction When you need to create multiple similar resources in Terraform — three subnets, five EC2 instances, or a security group per environment — you use count or for_each. Both create multiple resource instances, but they work differently and have different strengths. Quick Comparison Feature count for_each Input Number Map or set of strings Reference count.index (0, 1, 2…) each.key, each.value Resource address aws_instance.web[0] aws_instance.web["app"] Removing middle item Shifts all subsequent indices Only removes that item Best for Identical resources Resources with unique config count: Create N Identical Resources count takes a number and creates that many instances: