Update README.md

johnA1331 · web-flow · commit 12a6e3d86210 · 2019-10-18T19:55:27.000+08:00
diff --git a/core-java-modules/core-java-lang/README.md b/core-java-modules/core-java-lang/README.md
@@ -14,4 +14,5 @@ This module contains articles about core features in the Java language
 - [Retrieving a Class Name in Java](https://www.baeldung.com/java-class-name)
 - [Attaching Values to Java Enum](https://www.baeldung.com/java-enum-values)
 - [The Java continue and break Keywords](https://www.baeldung.com/java-continue-and-break)
+- [A Guide to Java Enums](https://www.baeldung.com/a-guide-to-java-enums)
 - [[More --> ]](/core-java-modules/core-java-lang-2)
