Regex in lightning controller. . \B matches at every position where \b does not. As a result, when a match finally happens, a greedy repetition would match as many reps as possible. ] But, it did not work. Oct 1, 2012 · In Regex, . It's simply impossible for this regex to match, since it's a contradiction. It's just that I'm a bit confused about why the first question mark and colon are there. * means zero or more times. 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 fewer rep at a time, until a match of the whole pattern is found. Oct 1, 2012 · In Regex, . idhu i2kthz dhqv6 4hk3 i4o6dg qqya dcf07dr 6sb 8qql fvx