Good day! pcre2test: PCRE2 version 10.33 2019-04-16 /(?=abc)/I Capture group count = 0 May match empty string First code unit = 'a' Last code unit = 'c' Subject length lower bound = 0 Why Subject length lower bound = 0, not 3? --## List details at https://lists.exim.org/mailman/listinfo/pcre-dev
- [pcre-dev] Subject length lower bound calculation ND via Pcre-dev