> For the complete documentation index, see [llms.txt](https://docs.incari.com/incari-studio/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.incari.com/incari-studio/2022.2/toolbox/dictionary.md).

# Dictionary

## Introduction

The **Dictionary Nodes** are used for creating and handling **Dictionaries**. A **Dictionary** is a *data structure* consisting of a collection of pairings *(key, value)*, where each *key* is unique.

## Contents

* [**Clear Dictionary**](/incari-studio/2022.2/toolbox/dictionary/clear-dictionary.md)
* [**Dictionary Value**](/incari-studio/2022.2/toolbox/dictionary/dictionary-value.md)
* [**Erase Dictionary Element**](/incari-studio/2022.2/toolbox/dictionary/erase-dictionary-element.md)
* [**Get Dictionary Element**](/incari-studio/2022.2/toolbox/dictionary/get-dictionary-element.md)
* [**Get Dictionary Keys**](/incari-studio/2022.2/toolbox/dictionary/get-dictionary-keys.md)
* [**Get Dictionary Values**](/incari-studio/2022.2/toolbox/dictionary/get-dictionary-values.md)
* [**Merge Dictionaries**](/incari-studio/2022.2/toolbox/dictionary/merge-dictionaries.md)
* [**Set Dictionary Element**](/incari-studio/2022.2/toolbox/dictionary/set-dictionary-element.md)
* [**Size of Dictionary**](/incari-studio/2022.2/toolbox/dictionary/size-of-dictionary.md)

## External Links

* [Fundamentals of data structures: Dictionaries](https://en.wikibooks.org/wiki/A-level_Computing/AQA/Paper_1/Fundamentals_of_data_structures/Dictionaries) on Wikibooks.
* [Associative Array](https://en.wikipedia.org/wiki/Associative_array) on Wikipedia.