To display the RegExp View select Window > Show View.. > Other... from the Eclipse menu and select the RegExp View from the list.
The RegExp plugin is a small tool to debug Regular Expressions.
To check if a Regular Expression is valid, press the run
If the Regular Expression contain brackets the resulting string will be colored.
Regular Expression shortcuts are available via the Context Menu.
The Single Step feature allows for a step by step inspection of the regular expression.
If no sub expressions (...) are defined by the user the RegExp Plug-in tries to use logical blocks for matching, otherwise the already existing subexpressions are used.
The following buttons are provided:
Reset (clears all color markers)
Step forward
Step backward