Build complex regular expressions by selecting components from a palette

Test expressions against real or sample input data

Display all matches in a tree structure, showing captured groups, and all captures within a group

Build replacement strings and test the match and replace functionality

Highlight matched text in the input data

Test automatically for syntax errors

Generate Visual Basic or C# code

Save and restore data in a project file

Maintain and expand a library of frequently used regular expressions

Here are some of the additional features available in Expresso 2.x

• Expresso Analyzer interprets and diagrams a regular expression to aid in understanding and debugging

• Analyzer produces an English description of the expression that can be automatically incorporated into comments in the generated code

• Improvements to the user interface

• New "Partial Match" and "Exclude Match" enable testing selected portions of a regular expression to aid in debugging

• Code generation now supports Managed C++

• More extensive options for customizing the generated code

• Multithreaded operation allows interruption of time-consuming matches

• Performance tester for timing optimization

• Improvements and added features in the Expression Builder

• More extensive Help features

• Built-in regular expression tutorial

• Improvements to the Expression Library

http://www.ultrapico.com/Expresso.htm

Suresh Behera