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# Net_IPv4::validateIP()

Net_IPv4::validateIP() -- Validate the syntax of the given IP adress.

## Synopsis

    require_once 'Net/IPv4.php';

``bool validateIP` (string $ip_addr)`

## Description

Validates the syntax of an IP address in dot-quad format. Returns true if address is valid, false if not.

## Note

This function can be called statically.

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Net_IPv4::ip2double() | Up | Net_IPv4::validateNetmask()