Perl gethostbyaddr Function
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Description
This function Contacts the system's name-resolving service, returning a list of information for the host ADDR of type ADDRTYPE, as follows − ($name, $aliases, $addrtype, $length, @addrs)
The @addrs array contains a list of packed binary addresses. In a scalar context, returns the host address.
Syntax
Following is the simple syntax for this function −
gethostbyaddr ADDR, ADDRTYPE
Return Value
This function returns undef on error and otherwise host name in scalr context and empty list on error otherwise host record in list context.
Example
Following is the example code showing its basic usage −
Live Demo#!/usr/bin/perl use Socket; $iaddr = inet_aton("127.1"); # or whatever address $name = gethostbyaddr($iaddr, AF_INET); print "Host name is $name\n";
When above code is executed, it produces the following result −
Host name is ip-50-62-147-141.ip.secureserver.net
perl_function_references.htm
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