Introduction to YAML

What is YAML?

• YAML stands for "YAML Ain’t markup language"
• It is a human-readable data serialization language that is used in Ansible to package output and its playbooks

What are the major components in YAML?

• declarations: name: 'yum'
• lists:

- 'item_a'

- 'item_b'

- 'item_c'

• associative arrays:

item_a:

name: 'Name A'

id: '12345678'

item_b:

name: 'Name B'

id: '98765432'

Some examples: file written in YAML

Ansible playbooks

students:   
  - name: David     
    id_number: 012345678     
    program: CTY   
  - name: Raymond
    id_number: 112001987
    program: CNS