Free
CourseLearn Intermediate Java: Regular Expressions
Learn about regex, or regular expressions, and how to work with them in Java.
Skill level
IntermediateTime to complete
Approx. 1 hourCertificate of completion
Included with paid plansPrerequisites
1 courseWe suggest you complete the following courses before you get started with Learn Intermediate Java: Regular Expressions:- Learn Java
About this course
A regex, or regular expression, is a pattern represented by a sequence of characters. They’re used in search engines, word processors, text editors, and many other places due to their general use cases and base functionality. Many programming languages provide regex capabilities either from libraries or built straight into the language. Java is one such language that has an entire package dedicated to regex.
Skills you'll gain
Use quantifiers
Implement the Pattern and Matcher classes
Use capture groups and escape characters
Syllabus
Regular Expressions
Learn about regular expressions (or “regex”) in Java.
The platform
Hands-on learning
Don’t just watch or read about someone else coding — write your own code live in our online, interactive platform. You’ll even get AI-driven recommendations on what you need to review to help keep you on track.
Projects in this course
Reviews from learners
- The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.ChrisCodecademy Learner @ USA
- I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.RodrigoCodecademy Learner @ UK
- Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.John-AndrewCodecademy Learner @ USA
Our learners work at
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Practice Projects
Guided projects that help you solidify the skills and concepts you're learning.Assessments
Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.Certificate of Completion
Earn a document to prove you've completed a course or path that you can share with your network.