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Java module J816
Regular Expressions in Java
Exercises, examples and other material relating to training module J816. This module is presented on Private Courses and Specially Run Courses only

As from release 1.4, Java 2 comes with a regular expression class that supports patterns similar in style to Perl regular expressions. This module gives you a brief introduction to regular expressions if you're not already familiar with them, then covers Java-specific topics such as compile and match methods, Pattern objects and PatternSyntaxExceptions.

Related technical and longer articles
Regular Expressions in Java

Articles and tips on this subjectupdated
1195Regular Express Primer
Over the years I've been teaching people about Regular Expressions, I've learnt what does and doesn't work in such tuition. A casual question I saw yesterday got me writing, and I've just posted up a new technical article to the solution centre - see here (it will open in a separate window). It's ...
2007-05-21
 
Examples from our training material
Reg1.java   Regular expressions - look for email address
Reg2.java   Regular expressions - look for all matching lines in a file
Reg3.java   Look for all lines containing a term and report the first field from matching lines
Reg4.java   Look for email address on command line and report on user and domain name parts
Reg6.java   Regular expressions - match and replace
Background information
Some modules are available for download as a sample of our material or under an Open Training Notes License for free download from http://www.training-notes.co.uk.
Topics covered in this module
Basic handling of strings.
An introduction to regular expressions.
The elements of a regular expression..
Expanding the power of regular expressions.
Literal Characters.
Anchors and Assertions.
Character Groups.
Counts.
An Example.
Expanding the power of pattern objects.
Flags.
Splitting.
The Matcher.
Capturing the String that matched a pattern.
Using regular expressions to replace one string by another.
Other regular expression topics.
Exceptions.
Extending Regular Expressions.
Operations on StringBuffers.
Complete learning
If you are looking for a complete course and not just a information on a single subject, visit our Listing and schedule page.

Well House Consultants specialise in training courses in Java,Python, Perl, PHP, and MySQL. We run Private Courses throughout the UK (and beyond for longer courses), and Public Courses at our training centre in Melksham, Wiltshire, England. It's surprisingly cost effective to come on our public courses - even if you live in a different country or continent to us.

We have a technical library of over 700 books on the subjects on which we teach. These books are available for reference at our training centre. Also available is the Opentalk Forum for discussion of technical questions.


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