Firefox + Regular Expressions
I found a useful and fairly convenient extension for Firefox for creating and editing regular expressions.
Highlights matches with the pattern, allows you to do replace immediately and maintain a database of regular expressions.
sebastianzartner.de/firefoxExtensions/RExT
Highlights matches with the pattern, allows you to do replace immediately and maintain a database of regular expressions.
sebastianzartner.de/firefoxExtensions/RExT