Returns the start point for the next regular expression match.
mb_ereg_search_getpos() returns the point to start regular expression match for mb_ereg_search(), mb_ereg_search_pos(), mb_ereg_search_regs(). The position is represented by bytes from the head of string.
The method does not take any parameters
- The internal encoding or the character encoding specified by mb_regex_encoding() will be used as the character encoding for this function.