ansible.builtin.set fact:

ansible.builtin.set_fact, https://docs.ansible.com/ansible/latest/collections/ansible/builtin/set_fact_module.html

- name: set your var 
  set_fact:
     you_var_name: "{{ your_var }}"
  when: YOUR_ENV == "yourValue"

Related terms

• gather_facts:
• set_fact:
• with_items:

See also

• set_fact
• Ansible modules: gather_facts, set_fact, ansible.builtin.file, lineinfile, stat, group, mount, git:, package:, command:, shell:, raw:, template:, register:, user:, Ansible playbooks examples, tasks:, lineinfile, blockinfile:, shell:, command:, raw:, ansible.builtin.file, service:, aws.ecs_taskdefinition, aws.asg, docker_container, kubernetes.core.k8s, community., include_tasks