YAML Datatypes | Tutorial Reference

Learn about YAML's three core data types (scalars, sequences, and mappings) and how they form collections like lists and dictionaries.

In YAML there are three types data types:

Scalars: Scalars are values like Strings, Integers, Booleans, etc.
Sequences: Sequences are lists with each item starting with a hyphen (-). Lists can also be nested.
Mappings: Mapping gives the ability to list keys with values. They are like dictionaries or hash maps.