From d4a715e78c752076e76a68cdd7e2e8cea441981e Mon Sep 17 00:00:00 2001
From: johnA1331 <53036378+johnA1331@users.noreply.github.com>
Date: Fri, 2 Jul 2021 05:45:00 +0800
Subject: [PATCH] Update README.md

---
 core-java-modules/core-java-regex-2/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core-java-modules/core-java-regex-2/README.md b/core-java-modules/core-java-regex-2/README.md
index 7920ac456d..a73c8c4e89 100644
--- a/core-java-modules/core-java-regex-2/README.md
+++ b/core-java-modules/core-java-regex-2/README.md
@@ -1,3 +1,4 @@
 ### Relevant Articles:
 
 - [Non-Capturing Regex Groups in Java](https://www.baeldung.com/java-regex-non-capturing-groups)
+- [Lookahead and Lookbehind in Java Regex](https://www.baeldung.com/java-regex-lookahead-lookbehind)