Returns a new string containing the text in
string_to_expand with references and escape sequences expanded.
References refer to the last match done with
regex and have the same syntax used by
string_to_expand must be UTF-8 encoded even if g_regex_raw was passed to
The backreferences are extracted from the string passed to the match function, so you cannot call this function after freeing the string.
this may be null in which case
string_to_expand must not
contain references. For instance "foo\n" does not refer to an actual pattern and '\n' merely will be replaced with \n character, while to expand
"\0" (whole match) one needs the result of a match. Use
check_replacement to find out whether
string_to_expand contains references.
a MatchInfo or null
the string to expand
the expanded string, or null if an error occurred