# dedupe-chars

**Canonical URL:**  
[https://alexstevovich.com/a/dedupe-chars-nodejs](https://alexstevovich.com/a/dedupe-chars-nodejs)

**Software URL:**  
[https://midnightcitylights.com/software/dedupe-chars-nodejs](https://midnightcitylights.com/software/dedupe-chars-nodejs)

A simple utility to remove duplicate characters from a string while preserving the order of their first occurrence.

---

## Installation

```sh
npm install dedupe-chars
```

## Example

```js
import dedupeChars from 'dedupe-chars';

console.log(dedupeChars('aaabbbccc')); // "abc"
console.log(dedupeChars('hello world')); // "helo wrd"
```

## Function

### dedupeChars(input)

Removes duplicate characters from a string, preserving order.

### Parameter

| Name  | Type   | Description                  |
| ----- | ------ | ---------------------------- |
| input | string | The input string to process. |

### Returns

| Type   | Description                                     |
| ------ | ----------------------------------------------- |
| string | A new string with duplicate characters removed. |

### Notes

- The function preserves the order of characters as they first appear.
- Lightweight and efficient, using a Set to track seen characters.
- Ideal for data normalization, text processing, and cleaning strings.

## License

Licensed under the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0).


Removes duplicate characters from a string, preserving order. 

Supply Chain Attack on Axios Pulls Malicious Dependency from npm

dedupe-chars

Removes duplicate characters from a string, preserving order

alexstevovich

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dedupe-chars

dedupe-chars

Installation

Example

Function

dedupeChars(input)

Parameter

Returns

Notes

License

Keywords

Related posts

dedupe-chars

dedupe-chars

Installation

Example

Function

dedupeChars(input)

Parameter

Returns

Notes

License

Keywords

Related posts

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