int pcre2_substring_number_from_name(const pcre2_code *code,
This convenience function finds the number of a named substring captur-
ing parenthesis in a compiled pattern, provided that it is a unique
name. The function arguments are:
code Compiled regular expression
name Name whose number is required
The yield of the function is the number of the parenthesis if the name
is found, or PCRE2_ERROR_NOSUBSTRING if it is not found. When duplicate
names are allowed (PCRE2_DUPNAMES is set), if the name is not unique,
PCRE2_ERROR_NOUNIQUESUBSTRING is returned. You can obtain the list of
numbers with the same name by calling pcre2_substring_nametable_scan().
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.
PCRE2 10.00 21 October PCRE2_SUBSTRING_NUMBER_FROM_NAME(3)
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