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getNetworkAddress()

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Evgheniy Kovaliov edited this page May 10, 2023 · 3 revisions

getNetworkAddress(ip, mask)

Description

Method that allows you get ip network that contains entered ip address in X.X.X.X/PREF format, where X.X.X.X is network address and PREF is prefix.
Ip address and prefix must be correct. (see validation)

Contract

Parameters:

  • ip: string — ip address.
  • mask: string — subnet mask.

Return:

  • network: string — network that contains entered ip address.
Exceptions

Invalide ip address!:

  • entered argument is not a correct ip address.

Invalide subnet mask!:

  • entered argument is not a correct subnet mask.
Usage
ipv4.getNetworkAddress('0.0.0.0', '0.0.0.0');                 // '0.0.0.0/0'
ipv4.getNetworkAddress('255.255.255.255', '255.255.255.255'); // '255.255.255.255/32'
ipv4.getNetworkAddress('255.255.255.255', '0.0.0.0');         // '255.255.255.255/32'
ipv4.getNetworkAddress('34.100.255.45', '255.255.252.0');     // '34.100.252.0/22'
ipv4.getNetworkAddress('255.0.255.255', '255.255.255.240');   // '255.0.255.240/28'
ipv4.getNetworkAddress('23.2.20.23', '240.0.0.0');            // '16.0.0.0/4'

ipv4.getNetworkAddress('255.256.255.255', '255.255.128.0');   // Error: Invalide ip address!
ipv4.getNetworkAddress(255, '255.255.128.0');                 // Error: Invalide ip address!
ipv4.getNetworkAddress('255.200.100.10', '255.255.255.250');  // Error: Invalide subnet mask!
ipv4.getNetworkAddress('255.200.100.10', true);               // Error: Invalide subnet mask!

Author: Evgheniy Kovaliov <kovaliov.evgeniy11@gmail.com>

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See all methods documentation:

For ip version 4

For ip version 6

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