Swift_Bug34Test testEmbeddedFilesWithMultipartDataCreateMultipartRelatedContentAsAnAlternative Pattern [~^Sender: Other <other@domain.tld> Message-ID: <1781429920.6a2e76a06e000@www.edrictrust.com.saisi-learning.co.za> Date: Sun, 14 Jun 2026 19\:38\:40 \+1000 Subject: test subject From: Other <other@domain.tld> To: User <user@domain.tld> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="_=_swift_v4_17814299206a2e76a06ec93_=_" --_=_swift_v4_17814299206a2e76a06ec93_=_ Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable plain part --_=_swift_v4_17814299206a2e76a06ec93_=_ Content-Type: multipart/related; boundary="(.*?)" --\1 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <img.*?/> --\1 Content-Type: image/gif; name=image.gif Content-Transfer-Encoding: base64 Content-Disposition: inline; filename=image.gif Content-ID: <1781429920.6a2e76a06f097@www.edrictrust.com.saisi-learning.co.za> PGltYWdlIGRhdGE\+ --\1-- --_=_swift_v4_17814299206a2e76a06ec93_=_-- $~D] not detected in [String: Sender: Other <other@domain.tld> Message-ID: <1781429920.6a2e76a06e000@www.edrictrust.com.saisi-learning.co.za> Date: Sun, 14 Jun 2026 19:38:40 +1000 Subject: test subject From: Other <other@domai...] at [/home2/saisilea/public_html/edrictrust.com/Swift-4.3.0/tests/bug/Swift/Bug34Test.php line 75]