--TEST-- Test grapheme_strpos-alike functions with empty needle --EXTENSIONS-- intl --FILE-- --EXPECT-- int(0) int(2) int(0) int(2) int(3) int(2) int(3) int(3) string(3) "abc" string(0) "" string(3) "abc" string(0) "" int(0) int(2) int(0) int(2) int(3) int(2) int(3) int(3) string(4) "äbc" string(0) "" string(4) "äbc" string(0) ""