From 2052b7801bd764fc9badcb2c90552d800309efe0 Mon Sep 17 00:00:00 2001
From: Andrew Coleman <andrew_coleman@uk.ibm.com>
Date: Fri, 13 Mar 2026 11:21:33 +0000
Subject: [PATCH] fix iso8601 regex pattern

Signed-off-by: Andrew Coleman <andrew_coleman@uk.ibm.com>
---
 src/datetime.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/datetime.js b/src/datetime.js
index 1fac8b3f..ba01a110 100644
--- a/src/datetime.js
+++ b/src/datetime.js
@@ -1307,7 +1307,7 @@ const dateTime = (function () {
     }
 
     // Regular expression to match an ISO 8601 formatted timestamp
-    var iso8601regex = new RegExp('^\\d{4}(-[01]\\d)*(-[0-3]\\d)*(T[0-2]\\d:[0-5]\\d:[0-5]\\d)*(\\.\\d+)?([+-][0-2]\\d:?[0-5]\\d|Z)?$');
+    var iso8601regex = new RegExp('^\\d{4}(-[01]\\d)?(-[0-3]\\d)?(T[0-2]\\d:[0-5]\\d:[0-5]\\d)?(\\.\\d+)?([+-][0-2]\\d:?[0-5]\\d|Z)?$');
 
     /**
      * Converts an ISO 8601 timestamp to milliseconds since the epoch