Greetings!
I think you mean 'substr' instead of 'subst'.
--Brock
On 2012.03.08.00.41, lina wrote:
> Hi,
>
> $ ./substr_accessing_examples.pl
> Undefined subroutine &main::subst called at
> ./substr_accessing_examples.pl line 15.
>
> #!/usr/bin/env perl
>
> use strict;
> use warnings;
>
> #
> # get a 5-byte string, skip 3 bytes,
> # then grab two 8-byte strings, then the rest;
> #
>
> # (my $leading, my $s1, my $s2, my $trailing) = unpack("A5 x3 A8 A8
> A*", my $data);
>
> my $string = "This is what you have.";
>
> my $first = subst($string,0,1);
>
> print $first, "\n";
>
> I don't know how to find the one like use warnings module contains the substr
>
> Thanks for your time,
>
> Best regards,
>
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