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YAML Reference

A human-friendly data serialization standard for all programming languages. Essential syntax and code samples for professional development.

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Key-Value

version: "3.9" services:

Lists

ports: - "80:80" - "443:443"

Multi-line

script: | echo "Line 1" echo "Line 2"

Anchors

default: &def key: val user: *def

Envs

environment: DEBUG: "true"

Boolean

enabled: true visible: false

YAML Quick Help & FAQ

What is YAML used for?
A human-friendly data serialization standard for all programming languages. It is a staple in the modern tech ecosystem.

Ready to dive deeper?
While this reference provides quick snippets, for comprehensive learning we highly recommend checking the Official YAML Documentation.

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