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in reply to Using the Math::BigFloat->digit() method

Just use Math::BigInt: 
#!/usr/bin/perl 

use v5.10;
use strict;
use warnings;
use Math::BigInt lib => 'FastCalc';

my $n = 123;

my $x = Math::BigInt->new($n);
say $x;
say $x->digit(-1);

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Re^2: Using the Math::BigFloat->digit() method
by Anonymous Monk on Apr 23, 2014 at 09:35 UTC

    Q: How do I Math::BigFloat->digit() ??

    A: Khen1950fx says Just use Math::BigInt:

    That is pure genius Khen1950fx and completely answer the question, I love you
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