DOKK / manpages / debian 13 / libsisimai-perl / Sisimai::RFC1123.3pm.en
Sisimai::RFC1123(3pm) User Contributed Perl Documentation Sisimai::RFC1123(3pm)

Sisimai::RFC1123 - Internet hostname related class

    use Sisimai::RFC1123;
    print Sisimai::RFC1123->is_internethost("mx2.example.jp"); # 1
    print Sisimai::RFC1123->is_internethost("localhost");      # 0

"Sisimai::RFC1123" is a class related to the Internet hosts

is_internethost() method returns true when the argument is a valid hostname

    print Sisimai::RFC1123->is_internethost("mx2.example.jp"); # 1
    print Sisimai::RFC1123->is_internethost("localhost");      # 0

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This software is distributed under The BSD 2-Clause License.

2025-04-12 perl v5.40.1