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- regex - Carets in Regular Expressions - Stack Overflow
Specifically when does ^ mean "match start" and when does it mean "not the following" in regular expressions? From the Wikipedia article and other references, I've concluded it means the former a
- regex - What does ?= mean in a regular expression? - Stack Overflow
May I know what ?= means in a regular expression? For example, what is its significance in this expression: (?= *\\d)
- regex - Matching up to the first occurrence of a character with a . . .
Be aware that the first ^ in this answer gives the regex a completely different meaning: It makes the regular expression look only for matches starting from the beginning of the string
- regex - Regular Expressions- Match Anything - Stack Overflow
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 - What are ^. * and . *$ in regular expressions? - Stack Overflow
In case it is JS it indicates the start and end of the regex, like quotes for strings stackoverflow com questions 15661969 …
- symbols - What is the meaning of + in a regex? - Stack Overflow
Now, when the regex engine tries to match against aaaaaaaab, the * will again consume the entire string However, since the engine will have reached the end of the string and the pattern is not yet satisfied (the * consumed everything but the pattern still has to match b afterwards), it will backtrack, one character at a time, and try to match b
- Regex: ?: notation (Question mark and colon notation)
The regex compiles fine, and there are already JUnit tests that show how it works It's just that I'm a bit confused about why the first question mark and colon are there
- regex - How to use regular expressions in C - Stack Overflow
How do I use regular expressions in ANSI C? man regex h does not provide that much help
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