Before looking at how Groovy improves on the handling of the regular expression, I round out the Java example that was started above to also include an example of Java’s Matcher class in action ...

For example, in the (Java( language)) regex, ( language) nests inside (Java). Each nested or non-nested capturing group receives its own number, numbering starts at 1, and capturing groups are ...

Remove parameters using regular expressions. The other option to remove parameters in Java or Python is to use a regular expression to delete the matching portion of the input string. This method is ...