---
name: "Sisimai::RFC5322"
section: "3pm"
platform: "linux"
package: "libsisimai-perl"
version: "5.3.0-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Sisimai::RFC5322"
---

# Sisimai::RFC5322(3pm)

Email address related utilities

## NAME

Sisimai::RFC5322 - Email address related utilities

## SYNOPSIS

```
    use Sisimai::RFC5322;
```

## DESCRIPTION

`"Sisimai::RFC5322"` provide methods for checking an email address.

## CLASS METHODS

### "received(String)"

`received()` method returns an array reference including elements in the `"Received:"` header.

```
    my $v = 'from mx.example.org (c1.example.org [192.0.2.1]) by neko.libsisimai.org
             with ESMTP id neko20180202nyaan for <michitsuna@nyaan.jp>; ...';
    my $r = Sisimai::RFC5322->received($v);
    warn Dumper $r;
    $VAR1 = [
          'mx.example.org',
          'neko.libsisimai.org',
          '',
          'ESMTP',
          'neko20180202nyaan',
          'michitsuna@nyaan.jp'
        ];
```

### "part(String, Array)"

`part()` method returns an array reference which include error message lines of given message body and the original message part splitted by the 2nd argument.

```
    my $v = 'Error message here
    Content-Type: message/rfc822
    Return-Path: <neko@libsisimai.org>';
    my $r = Sisimai::RFC5322->part(\$v, ['Content-Type: message/rfc822']);
    warn Dumper $r;
    $VAR1 = [
        'Error message here',
        'Return-Path: <neko@libsisimai.org>';
    ];
```

## AUTHOR

azumakuniyuki

## COPYRIGHT

Copyright (C) 2014-2024 azumakuniyuki, All rights reserved.

## LICENSE

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