Count non-ascii string
string = "\xef\xbc\xa1" + "\xef\xbc\xa2" + "\xef\xbc\xa3" + "\xef\xbc\xa4" + "\xef\xbc\xa5" + "\xef\xbc\xa6" string.count "\xef\xbc\xa2" # => 13 string.jcount "\xef\xbc\xa2" # => 1