For the reverse of this see HN discussion Given a list of regexes, generate all possible strings that matches all of them - http://news.ycombinator.com/item?id=

For the reverse of this see HN discussion Given a list of regexes, generate all possible strings that matches all of them - http://news.ycombinator.com/item?id=2579783 http://news.ycombinator.com/item?id=2579783