Regex Format
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Regex Format
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Apr 7 2011 nbsp 0183 32 I m reading the regular expressions reference and I m thinking about and characters Could you explain me with some examples their usefulness I don t understand What everybody answered is correct. I would add they are useless. /^.*(…).*$/ is exactly the same as /(…)/.
Regex FormatOn greedy vs non-greedy Repetition in regex by default is greedy: they try to match as many reps as possible, and when this doesn't work and they have to backtrack, they try to match one … Dec 8 2018 nbsp 0183 32 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