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Idiom #308 Integer to string in base b

Create the string representation s of the integer value n in base b.

18 in base 3 -> "200"
26 in base 5 -> "101"
121 in base 12 -> "a1"

uses fsiconv;
s := IntToStrBase(n,b);
uses math;
function IntToBaseStr(n: longword; const b: cardinal): string;
const
  digits = '0123456789abcdefghijklmnopqrstuvwxyz';
var
  remainder: longword;
begin
  Result := '';
  repeat
    DivMod(n, b, n, remainder);
    result := digits[remainder + 1] + result;
  until n = 0;
end;
import "strconv"
s := strconv.FormatInt(int64(n), b)
let s = n.toString(b);
String s = Integer.toString(n, b);
sub int_to_base_str {
    my ($n, $b) = @_;
    my $digits = '0123456789abcdefghijklmnopqrstuvwxyz';
    my ($s, $q, $remainder) = ('');

    return '0' if $n == 0;

    use integer;

    while ($n) {
        ($n, $remainder) = ($n / $b, $n % $b), 
        $s = substr($digits, $remainder, 1) . $s;
    }

    return $s
}
def int_to_base_str(n, b):
    digits = '0123456789abcdefghijklmnopqrstuvwxyz'
    s = ''
    if n == 0: return '0'
    while n:
        n, remainder = divmod(n, b)
        s = digits[remainder] + s
    return s
import numpy
s = numpy.base_repr(n, b)
s = n.to_s(b)
use radix_fmt::radix;
let s = radix(n, b);

New implementation...
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lesmana