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     NAME
          PCRE2 - Perl-compatible regular expressions (revised API)

     SYNOPSIS

          #include <pcre2.h>

          int pcre2_substring_length_byname(pcre2_match_data *match_data,
            PCRE2_SPTR name, PCRE2_SIZE *length);

     DESCRIPTION

          This function returns the length of a matched substring,
          identified by name.  The arguments are:

            match_data   The match data block for the match
            name         The substring name
            length       Where to return the length

          The yield is zero on success, or an error code if the sub-
          string is not found.

          There is a complete description of the PCRE2 native API in
          the pcre2api page and a description of the POSIX API in the
          pcre2posix page.

     Page 1                     PCRE2 10.00          (printed 5/17/22)