shortden

A small TypeScript utility to shorten long strings or addresses by keeping the start and end and hiding the middle. Perfect for displaying crypto addresses, payment IDs, or any long strings in a readable way.

Installation

Using npm:

npm install shortden

Using yarn:

yarn add shortden

Usage

Import the function

import { shortenAddress } from 'shortden';

Shorten an address with custom start/end lengths

const address = 'lnbc2500n1p0k8z7xpp5v4xyz...26d';
const short = shortenAddress(address, 10, 2, 3, '*');
console.log(short); // Output: ln****26d

API

shortenAddress(fullAddress, reduction, startLength, endLength, hiddenChar)

• fullAddress (string) – The string to shorten.
• reduction (number) – Total length of the shortened string.
• startLength (number) – Number of characters to keep at the start.
• endLength (number) – Number of characters to keep at the end.
• hiddenChar (string, default '*') – Character used to hide the middle part.

Returns a shortened string.

License

MIT