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README.md

is-cidr

Check if a string is an IP address in CIDR notation

Install

$ npm install --save is-cidr

Usage

const isCidr = require('is-cidr');

isCidr('192.168.0.1/24');
//=> true

isCidr('1:2:3:4:5:6:7:8/64');
//=> true

isCidr.v4('1:2:3:4:5:6:7:8/64');
//=> false

API

isCidr(input)

Check if input is a IPv4 or IPv6 CIDR address.

isCidr.v4(input)

Check if input is a IPv4 CIDR address.

isCidr.v6(input)

Check if input is a IPv6 CIDR address.

cidr-regex - Regular expression for matching IP addresses in CIDR notation
is-ip - Check if a string is an IP address
ip-regex - Regular expression for matching IP addresses

License

Based on previous work by Felipe Apostol