Regexp::Common::URI::wais -- Returns a pattern for WAIS URIs.

    use Regexp::Common qw /URI/;

    while (<>) {
        /$RE{URI}{WAIS}/       and  print "Contains a WAIS URI.\n";
    }

Returns a pattern that matches WAIS URIs, as defined by RFC 1738. WAIS URIs have the form:

    "wais:" "//" host [ ":" port ] "/" database
                      [ ( "?" search ) | ( "/" wtype "/" wpath ) ]

Under {-keep}, the following are returned:

$1

The complete URI.

$2

The scheme.

$3

The hostname.

$4

The port, if given.

$5

The database, followed by search or wtype/wpath, if given.

$6

The database.

$7

The part following the database if given, including the question mark or slash.

$8

The search part, if given.

$9

The wtype, if given.

$10

The wpath, if given.

[RFC 1738]

Berners-Lee, Tim, Masinter, L., McCahill, M.: Uniform Resource Locators (URL). December 1994.

Regexp::Common::URI for other supported URIs.

Damian Conway (damian@conway.org)

This package is maintained by Abigail (regexp-common@abigail.be).

Bound to be plenty.

This software is Copyright (c) 2001 - 2009, Damian Conway and Abigail.

This module is free software, and maybe used under any of the following licenses:

 1) The Perl Artistic License.     See the file COPYRIGHT.AL.
 2) The Perl Artistic License 2.0. See the file COPYRIGHT.AL2.
 3) The BSD Licence.               See the file COPYRIGHT.BSD.
 4) The MIT Licence.               See the file COPYRIGHT.MIT.