Apr 13, 2013 · A classic "or" would be |.For example, ab|de would match either side of the expression. However, for something like your case you might want to use the ? quantifier, which will match the previous expression exactly 0 or 1 times …

Dec 19, 2012 · RegEx match with special characters. 4. Javascript match function for special characters. 4. regexp ...

How do I make an expression to match absolutely anything (including whitespaces)? Example: Regex: I bought _____ sheep. Matches: I bought sheep. I bought a sheep. I bought five sheep. I tried usi...

Regex match entire words only. Ask Question Asked 15 years, 5 months ago. Modified 1 year, 1 month ago ...

Dec 1, 2012 · Because you are using quantified subpattern and as descried in Perl Doc, . By default, a quantified subpattern is "greedy", that is, it will match as many times as possible (given a particular starting location) while still allowing the rest of the pattern to match.

The regular expression for this is really simple. Just use a character class. The hyphen is a special character in character classes, so it needs to be first:

Nov 2, 2014 · regex_match only returns true when the entire input sequence has been matched, while regex_search will succeed even if only a sub-sequence matches the regex. Quoting from N3337, §28.11.2/2 regex_match [re.alg.match] Effects: Determines whether there is a match between the regular expression e , and all of the character sequence [first,last) . ...

You still get the entire match but the entire match does not fit the entire string it fits the entire regex.. For example consider this:

Regex match but exclude character from capture group. 1. Regex - Ignore Particular String In Capture Group ...

Nov 8, 2010 · The potential hiccup is that the regex could be written so that it could either match the entire string or a part of it, with the Regex.Match function returning the partial match even though a complete match is possible. –