BTW this is documented here
http://pcre.org/current/doc/html/pcre2api.html#infoaboutpattern with a
helpful example, copied below.
As a simple example of the name/number table, consider the following
pattern after compilation by the 8-bit library (assume PCRE2_EXTENDED
is set, so white space - incl
This Stackoverflow question https://stackoverflow.com/q/77036362 turned
up a bug in the R PCRE interface.
The example (currently in an edit to the original question) tried to use
named capture with more than 127 named groups. Here's the code:
append_unique_id <- function(x) {
for (i in seq
