What Is YAML?

YAML (YAML Ain't Markup Language) is a human-friendly data serialization standard for all programming languages. It is commonly used for configuration files and in applications where data is being stored or transmitted. Example YAML file:

name: John Doe
age: 30
hobbies:
  - reading
  - cycling
address:
  street: 123 Main St
  city: Anytown

How to create a YAML file?

To create a YAML file, use a text editor to write your data in YAML format, then save the file with a .yml or .yaml extension. YAML uses indentation to represent data structure, and supports scalars (strings, numbers), lists, and associative arrays (key-value pairs).

How to open a YAML file?

You can open a YAML file with any text editor. For better readability and syntax highlighting, you can use code editors like VS Code, Sublime Text, or online YAML viewers. Many programming IDEs also have built-in support for YAML files.