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Command line options

Note! This site is about Perl 6.
If you are looking for a solution for the current production version of Perl 5, please check out the Perl 5 tutorial.

@*ARGS is the array maintained by language that holds the values supplied on the comman line. It does NOT include the nam

tutorial/arrays/color_menu_option.p6

#!/usr/bin/env perl6
use v6;

my $color = @*ARGS[0];

if not $color {
    my @colors = <Blue Yellow Brown White>;

    for 1 .. @colors.elems -> $i {
        say "$i) @colors[$i-1]";
    }

    my $input = prompt "Please select a number: ";
    $color = @colors[$input-1];
}

say "You selected $color";


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Gabor Szabo
Written by Gabor Szabo

Published on 2012-01-01


Prev: Array assignment

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