# Structural Elements

The Internet Object format includes several structural characters, literals, and other special characters that are used to structure and delimit data within a document. These characters are used in conjunction with objects, strings, arrays, numbers, and whitespace to create complex and flexible data structures.

## Categories

* [**Structural Characters**](https://docs.internetobject.org/the-structure/structural-elements/structural-characters-n-keywords) - Core syntax characters that define data organization
* [**Literals**](https://docs.internetobject.org/the-structure/structural-elements/literals) - Predefined constant values (booleans, null, special numbers)
* [**Other Special Characters**](https://docs.internetobject.org/the-structure/structural-elements/other-special-characters) - Functional modifiers for variables, schemas, and values
* [**Whitespaces**](https://docs.internetobject.org/the-structure/structural-elements/whitespaces) - Comprehensive Unicode whitespace character support

## See Also

* [**Values**](https://docs.internetobject.org/the-structure/values) - Data types and value representation
* [**Comments**](https://docs.internetobject.org/the-structure/comments) - Comment syntax and usage
* [**Encoding**](https://docs.internetobject.org/the-structure/encoding) - Character encoding and Unicode support