Good day. Here is pcretest output:
PCRE2 version 10.31 2018-02-12 /(?<=\K.)/anchored ab No matchAs documented, "the pattern is forced to be "anchored", that is, it is constrained to match only at the first matching point in the string that is being searched".
Match "a" at first matching point expected. But output is "no match". --## List details at https://lists.exim.org/mailman/listinfo/pcre-dev
