get n rightmost characters of a stringright returns the count rightmost characters of string str. If count is zero an empty string '' is returned. If length of str is less than count then a copy of the whole str is returned.
get n rightmost characters of a stringright returns the count rightmost characters of string str.
If count is zero an empty string '' is returned.
If length of str is less than count then a copy of the whole
str is returned.