A TMTOWTDI for learning purposes and fun:

#!/usr/bin/env perl

#     $Id: 1198743.pl,v 1.5 2017/09/06 11:32:17 karl Exp karl $
# http://perlmonks.org/?node_id=1198743

use strict;
use warnings;
use feature qw(say);
use Data::Dump;

my @array = ( 'a', 1, 2, 3, 4, 'b', 6, 7, 8 );

my %hash;

my @keys = grep { /\D/ } @array;

my @values = map { [ split "", $_ ] } split /\D/, join "", @array;

shift @values;

@hash{@keys} = @values;

dd \%hash;

__END__

karls-mac-mini:monks karl$ ./1198743.pl
{ a => [1 .. 4], b => [6, 7, 8] }

[download]

See also grep, map, split and shift.

Regards, Karl

«The Crux of the Biscuit is the Apostrophe»

perl -MCrypt::CBC -E 'say Crypt::CBC->new(-key=>'kgb',-cipher=>"Blowfish")->decrypt_hex($ENV{KARL});'Help

In reply to Re: Create a hash whose keys and values come from a given array by karlgoethebier
in thread Create a hash whose keys and values come from a given array by IruP

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.