> ## Documentation Index
> Fetch the complete documentation index at: https://kk-83bff226.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Quickstart

> Get started with ichigyou - a collection of one-liner functions in TypeScript

## About ichigyou

`ichigyou (一行 いちぎょう)` is a collection of one-liner functions in TypeScript.

**54 functions** across 5 categories:

* String
* Array
* Number
* Object
* Other

## Installation

Install ichigyou using your preferred package manager:

<CodeGroup>
  ```bash npm theme={null}
  npm i ichigyou
  ```

  ```bash yarn theme={null}
  yarn add ichigyou
  ```

  ```bash pnpm theme={null}
  pnpm i ichigyou
  ```
</CodeGroup>

## Quick Example

Here's a simple example of using ichigyou functions:

```typescript theme={null}
import { reverseString, sum, hasProperty } from 'ichigyou';

// String operations
const reversed = reverseString('hello');
console.log(reversed); // 'olleh'

// Array/Number operations
const total = sum([1, 2, 3, 4, 5]);
console.log(total); // 15

// Object operations
const obj = { name: 'John', age: 30 };
console.log(hasProperty(obj, 'name')); // true
```

## Explore Functions

Browse through our comprehensive function library:

<CardGroup cols={2}>
  <Card title="String Functions" icon="text" href="/string/reverseString">
    19 string manipulation functions including reverseString, isValidEmail, and more.
  </Card>

  <Card title="Array Functions" icon="list" href="/array/first">
    14 array utility functions like first, last, removeDuplicated, and more.
  </Card>

  <Card title="Number Functions" icon="calculator" href="/number/sum">
    10+ number operations including sum, average, factorial, and more.
  </Card>

  <Card title="Object Functions" icon="cube" href="/object/hasProperty">
    Object utilities like hasProperty, isEmptyObject, and sortByProperty.
  </Card>
</CardGroup>

## Documentation

For full API documentation with detailed examples, visit:

* [TSDoc Documentation](https://koji.github.io/ichigyou/index.html)
* [GitHub Repository](https://github.com/koji/ichigyou)

<Note>
  All functions are written as one-liners in TypeScript, making them lightweight and easy to understand.
</Note>