# macOS Data Structures Objective-C Samples

macOS Objective-C data structures examples including arrays, dictionaries, sets, custom classes, and algorithms

> Canonical page: https://elysiatools.com/en/samples/macos-datastructures-objectivec

- **Category:** Objective-C

- **Keywords:** objectivec, macos, data structures, collections, arrays, dictionaries, sets, algorithms

## Overview

macOS Objective-C data structures examples including arrays, dictionaries, sets, custom classes, and algorithms

## Examples

- **Arrays and Collections**: Work with NSArray, NSMutableArray, and perform common array operations
- **Dictionaries and Maps**: Use NSDictionary and NSMutableDictionary for key-value storage and lookup
- **Sets and Unique Collections**: Use NSSet and NSMutableSet for unique element storage and set operations
- **Custom Data Structures**: Implement custom classes, linked lists, stacks, queues, and trees

## When to use

- Use this sample set when you want reference inputs for macOS Data Structures Objective-C Samples.
- Use it to preview output formats and compare related sample variants.

## How it works

- Open a sample entry to inspect the prepared example payload or asset.
- Compare it with related tools to understand how the workflow connects.

## Use cases

- Arrays and Collections
- Dictionaries and Maps
- Sets and Unique Collections
- Custom Data Structures

## Frequently asked questions

### What is included in macOS Data Structures Objective-C Samples?

This page includes curated sample entries, related tools, and neighboring sample collections for macOS Data Structures Objective-C Samples.

## Related tools

- [Group By](https://elysiatools.com/en/tools/group-by): Group items by a derived key using lodash _.groupBy

## Related content

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- [macOS Desktop Features Objective-C Samples](https://elysiatools.com/en/samples/macos-desktop-features-objectivec): macOS Objective-C desktop features examples including file dialogs, message boxes, and system tray