But I need the match result to be … not in a match group… For what you are trying to do, this should work. \K resets the starting point of the match. \bObject Name:\s+\K\S+ You can do the same for getting your Security ID matches. \bSecurity ID:\s+\K\S+
The explicit way of saying “search until X but not including X” is: (?:(?!X).)* where X can be any regular expression. In your case, though, this might be overkill – here the easiest way would be [^z]* This will match anything except z and therefore stop right before the next z. So .*?quick[^z]* will match … Read more
The answer is, needless to say, YES! You can most certainly write a Java regex pattern to match anbn. It uses a positive lookahead for assertion, and one nested reference for “counting”. Rather than immediately giving out the pattern, this answer will guide readers through the process of deriving it. Various hints are given as … Read more
Negative lookahead, which is what you’re after, requires a more powerful tool than the standard grep. You need a PCRE-enabled grep. If you have GNU grep, the current version supports options -P or –perl-regexp and you can then use the regex you wanted. If you don’t have (a sufficiently recent version of) GNU grep, then … Read more