Update README.md

johnA1331 · web-flow · commit 29562c837eb7 · 2020-03-18T14:14:13.000+08:00
diff --git a/core-java-modules/core-java-regex/README.md b/core-java-modules/core-java-regex/README.md
@@ -8,3 +8,4 @@
 - [Guide to Escaping Characters in Java RegExps](http://www.baeldung.com/java-regexp-escape-char)
 - [Pre-compile Regex Patterns Into Pattern Objects](https://www.baeldung.com/java-regex-pre-compile)
 - [Difference Between Java Matcher find() and matches()](https://www.baeldung.com/java-matcher-find-vs-matches)
+- [How to Use Regular Expressions to Replace Tokens in Strings](https://www.baeldung.com/java-regex-token-replacement)
