Net_IPv4::validateNetmask()

Net_IPv4::validateNetmask() -- Validate the syntax of the given netmask.

Synopsis

require_once('Net/IPv4.php');

bool validateNetmask (string $netmask)

Description

Validates the syntax of a dot-quad formatted netmask. Returns true if netmask is valid, false if not.

Note

This function can be called statically.