is-lo  

🔁 Check if it is a loopback network interface or not

Features

• Supports TypeScript
• Supports both CommonJS and ESModules

Getting Started

$ npm install --save is-lo # for npm users
$ yarn add is-lo           # for yarn users

Breaking Changes

There are breaking changes in v1.0.0. See the release note for more details.

Usage

ESModules

import os from 'node:os'
import { isLo } from 'is-lo'

const interfaces = os.networkInterfaces()
const names = Object.keys(interfaces)

console.log(isLo(interfaces[names[0]])) // true or false

CommonJS

const os = require('node:os')
const { isLo } = require('is-lo')

const interfaces = os.networkInterfaces()
const names = Object.keys(interfaces)

console.log(isLo(interfaces[names[0]])) // true or false

Reference

isLo({ family: 'IPv4', address: '127.0.0.1' })

isLo([ { family: 'IPv4', address: '127.0.0.1' }, ... ])

• family (string): 'IPv4' or 'IPv6'
• address (string): IP address
• Result (bool): true if it is loopback network interface

Development

Test

$ yarn test

Publish

$ yarn publish

License

MIT © Pine Mizune