array-kit-lite

📦 array-kit# 📦 array-kit

A lightweight utility library for common array operations like isEmpty, isNotEmpty, first, last, and unique.
Designed to be minimal, typed, and framework-agnostic — a tiny alternative to Lodash for array checks.

---

🚀 Installation

$3

``bash
npm install array-kit
`

$3

`bash
pnpm add array-kit
`

$3

`bash
yarn add array-kit
`

$3

`bash
bun add array-kit
`

$3

`bash
deno add jsr:@your-username/array-kit
`

✨ Features

✅ TypeScript support out of the box
✅ Works in Node.js, Deno, and modern browsers
✅ Tiny footprint — only the essentials
✅ Tree-shakeable

$3

`ts
// ESM / TypeScript
import { isEmpty, isNotEmpty, first, last, unique } from "array-kit";

// CommonJS
const { isEmpty, isNotEmpty } = require("array-kit");
`

$3

`ts
isEmpty([]); // true
isNotEmpty([1, 2, 3]); // true

first([10, 20, 30]); // 10
last([10, 20, 30]); // 30

unique([1, 1, 2, 3, 3]); // [1, 2, 3]
`

API

| Function | Description |
| ----------------- | ------------------------------------------------------------ |
| isEmpty(arr) | Returns true if the array is null, undefined, or empty |
| isNotEmpty(arr) | Returns true if the array contains at least one element |
| first(arr) | Returns the first element, or undefined if empty |
| last(arr) | Returns the last element, or undefined if empty |
| unique(arr)` | Returns a new array with duplicates removed |