Is there a Pattern Matching Utility like GREP in Windows?

Question

Is there a similar utility to grep available from the Windows Command Prompt, or is there a third party tool for it?

Answer 1

Just try LikeGrep java utility. It may help you in very many cases. As you wish, it can also replace some text, found in files. It garantees its work on large files (up-to 8 Gb tested)