From c542d486ca600c7923f1b6ad886cdcaa72485175 Mon Sep 17 00:00:00 2001
From: johnA1331 <53036378+johnA1331@users.noreply.github.com>
Date: Wed, 10 Nov 2021 19:20:50 +0800
Subject: [PATCH] Update README.md

---
 core-java-modules/core-java-17/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core-java-modules/core-java-17/README.md b/core-java-modules/core-java-17/README.md
index 074c5e4f86..88cd1c3648 100644
--- a/core-java-modules/core-java-17/README.md
+++ b/core-java-modules/core-java-17/README.md
@@ -1,3 +1,4 @@
 ### Relevant articles:
 
 - [Pattern Matching for Switch](https://www.baeldung.com/java-switch-pattern-matching)
+- [Introduction to HexFormat in Java 17](https://www.baeldung.com/java-hexformat)