[DOC-CVS] [doc-en] master: DATE_ATOM: refer to RFC 3339, not 3399 (#5393)

Author: Daniel Scherzer (DanielEScherzer)
Committer: GitHub (web-flow)
Pusher: DanielEScherzer
Date: 2026-03-02T11:36:42-08:00

Commit: https://github.com/php/doc-en/commit/b53f03f249fca24b7b1f32564e7dde31fa8b713e
Raw diff: https://github.com/php/doc-en/commit/b53f03f249fca24b7b1f32564e7dde31fa8b713e.diff

DATE_ATOM: refer to RFC 3339, not 3399 (#5393)

Fixes #5386

Changed paths:
  M  reference/datetime/constants.xml


Diff:

diff --git a/reference/datetime/constants.xml b/reference/datetime/constants.xml
index 3a7066449ef2..108e264ef897 100644
--- a/reference/datetime/constants.xml
+++ b/reference/datetime/constants.xml
@@ -68,7 +68,7 @@
    </term>
    <listitem>
     <simpara>
-     Atom (example: <literal>2005-08-15T15:52:01+00:00</literal>); compatible with ISO-8601, RFC 3399, and XML Schema
+     Atom (example: <literal>2005-08-15T15:52:01+00:00</literal>); compatible with ISO-8601, RFC 3339, and XML Schema
     </simpara>
    </listitem>
   </varlistentry>