Ansible: Appending items to a List

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Simple task to append items to a list

- name: Append items to a list
  hosts: localhost
  gather_facts: false
  vars:
    mylist: []
  tasks:
    - name: Append list with additional mapping
      ansible.builtin.set_fact:
        mylist: "{{ mylist + [{'name': 'blabla', 'mode': 1}] }}"

    - name: Append list with additional mapping
      ansible.builtin.set_fact:
        mylist: "{{ mylist + [{'name': 'yoyoyo', 'mode': 2}] }}"

    - name: Print the updated list
      ansible.builtin.debug:
        msg: "{{ item.name }}"
      with_items:
        - "{{ mylist }}"

See also