gethostbyaddr
(PHP 4, PHP 5, PHP 7)
gethostbyaddr — Get the Internet host name corresponding to a given IP address
Description
string gethostbyaddr ( string $ip_address ) Returns the host name of the Internet host specified by ip_address.
Parameters
ip_address
The host IP address.
Return Values
Returns the host name on success, the unmodified ip_address on failure, or FALSE on malformed input.
Examples
Example #1 A simple gethostbyaddr() example
<?php
$hostname?=?gethostbyaddr($_SERVER['REMOTE_ADDR']);
echo?$hostname;
?>See Also
- gethostbyname() - Get the IPv4 address corresponding to a given Internet host name
- gethostbynamel() - Get a list of IPv4 addresses corresponding to a given Internet host name
← fsockopen
gethostbyname →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
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