Check if a string is an IP address in CIDR notation
Package: is-cidr
Created by: silverwind
Last modified: Tue, 09 Apr 2024 06:27:28 GMT
Version: 5.0.5
License: BSD-2-Clause
Downloads: 2,628,769
Repository: https://github.com/silverwind/is-cidr
Install
npm install is-cidr
yarn add is-cidr
is-cidr
Check if a string is an IP address in CIDR notation
Install
npm i is-cidr
Usage
import isCidr from "is-cidr";
isCidr("192.168.0.1/24"); //=> 4
isCidr("1:2:3:4:5:6:7:8/64"); //=> 6
isCidr("10.0.0.0"); //=> 0
isCidr.v6("10.0.0.0/24"); //=> false
API
isCidr(input)
Check if input is a IPv4 or IPv6 CIDR. Returns either 4, 6 (indicating the IP version) or 0 if the string is not a CIDR.
isCidr.v4(input)
Check if input is a IPv4 CIDR. Returns a boolean.
isCidr.v6(input)
Check if input is a IPv6 CIDR. Returns a boolean.
Related
- ip-bigint - Convert IPv4 and IPv6 addresses to native BigInt and vice-versa
- ip-regex - Regular expression for matching IP addresses
- is-ip - Check if a string is an IP address
- cidr-regex - Check if a string is an IP address in CIDR notation
- cidr-tools - Tools to work with IPv4 and IPv6 CIDR network lists
License
© silverwind, distributed under BSD licence
Based on previous work by Felipe Apostol
