php8.5
Home/ Manual/ network / functions/ inet_ntop

inet_ntop

PHP function Edit on GitHub ✎

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Converts a packed internet address to a human readable representation

Description

inet_ntop(string $ip): string|false

This function converts a 32bit IPv4, or 128bit IPv6 address (if PHP was built with IPv6 support enabled) into an address family appropriate string representation.

Parameters

ip

A 32bit IPv4, or 128bit IPv6 address.

Return Values

Returns a string representation of the addressFalseforfailure.

Examples

inet_ntop() Example

php
<?php
$packed = chr(127) . chr(0) . chr(0) . chr(1);
$expanded = inet_ntop($packed);

/* Outputs: 127.0.0.1 */
echo $expanded;

$packed = str_repeat(chr(0), 15) . chr(1);
$expanded = inet_ntop($packed);

/* Outputs: ::1 */
echo $expanded;
?>

See Also

Source: reference/network/functions/inet-ntop.xml · from the official PHP manual (php/doc-en)