gethostbyname

(PHP 3, PHP 4 )

gethostbyname --  Get the IP address corresponding to a given Internet host name

Description

string gethostbyname ( string hostname)

Returns the IP address of the Internet host specified by hostname or a string containing the unmodified hostname on failure.

例子 1. A simple gethostbyname() example

<?php
$ip
= gethostbyname('www.example.com');

echo
$ip;
?>

See also gethostbyaddr().