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round up digits in numbers

by newPerlr (Novice)
on Dec 05, 2008 at 07:23 UTC ( #728205=perlquestion: print w/replies, xml ) Need Help??
newPerlr has asked for the wisdom of the Perl Monks concerning the following question:

say i have numbers 1, 2, 3, 4, 5, 6,7 ,9, 10 ...
i want show this in in 5 digits something like
00001, 00002 ,.., 00010
can i do this in perl??
can i assign it back to a variable as well??? thank you in advance..

Replies are listed 'Best First'.
Re: round up digits in numbers
by moritz (Cardinal) on Dec 05, 2008 at 07:31 UTC
Re: round up digits in numbers
by quester (Vicar) on Dec 05, 2008 at 07:35 UTC
    You want the printf function.

    For example:

    #! /usr/bin/perl -w use strict; use diagnostics; my $n=42; printf "%05d\n", $n;
    See sprintf for details of the first argument to printf.
Re: round up digits in numbers
by repellent (Priest) on Jan 08, 2009 at 06:10 UTC
    my @n = ('00001' .. '00010');

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