Janek Schleicher wrote:
>
> Frank Wiles wrote at Wed, 12 Mar 2003 10:14:16 -0600:
>
> > If you're wanting to find the last digit in a scalar, you'll want to
> > modify this to be:
> >
> > ($match) = $num =~ /(\d)$/;
> >
> > or if there is always there characters you can also do th
Frank Wiles wrote at Wed, 12 Mar 2003 10:14:16 -0600:
> If you're wanting to find the last digit in a scalar, you'll want to
> modify this to be:
>
> ($match) = $num =~ /(\d)$/;
>
> or if there is always there characters you can also do this:
>
> ($match) = $num =~ /\d\d(
David Gilden [mailto:[EMAIL PROTECTED]
>> Sent: Wednesday, March 12, 2003 5:09 PM
>> To: [EMAIL PROTECTED]
>> Subject: getting the number of characters
>>
>>
>> Hello,
>>
>> I am looking for the $num to treated as a string and get the
>> num
L PROTECTED]
> Subject: getting the number of characters
>
>
> Hello,
>
> I am looking for the $num to treated as a string and get the
> number of characters, in this case I am look for 3 to be returned.
>
> Later I want to use this number to pad a string with
.--[ David Gilden wrote (2003/03/12 at 10:08:52) ]--
|
| Hello,
|
| I am looking for the $num to treated as a string and get the number
| of characters, in this case I am look for 3 to be returned.
|
| Later I want to use this number to pad a string with zeros
| Than
The length() function is what you need.
print length($num), "\n";
Mar 12, 2003 at 10:08am from David Gilden:
DG> I am looking for the $num to treated as a string and get the number of characters,
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Hello,
I am looking for the $num to treated as a string and get the number of characters,
in this case I am look for 3 to be returned.
Later I want to use this number to pad a string with zeros
Thanks!
Dave
#!/usr/bin/perl -w
$num =123;
($match) = ($num =~ m/(\d)/);
print "$match \n";
