sub shuffle {
  my $array = shift;
  my $i;
  for ($i = @$array; --$i; ) {
    my $j = int rand ($i+1);
    next if $i == $j;
    @$array[$i,$j] = @$array[$j,$i];
  }
}

my $counter = 10; # this is the number of images you want

open DAT, "ads.dat" or die "Error: cannot open data file!";
my @item;
while (my $c=<DAT>) {
  my ($id,$image,$url)=split(/\|/,$c);
  push @item, {"image"=>$image,"url"=>$url,"desc"=>$desc};
}
close DAT;
while ($counter) {
  my @itemtmp = @item;
  shuffle(\@itemtmp);
  while (my $i = pop @itemtmp) {
    $img = $i->{"image"};
    $link = $i->{"url"};

    print qq|Set-Cookie: URL=$link\n|;
    print qq|Location:   $img\n\n|;
    last if --$counter == 0;
  }
}

[download]
Warning, in that I didn't test that code, I only thought about it, and ran it through the syntax checker. Hopefully that is clearer and will help you out!

Ciao,
Gryn

In reply to Sample Random (Code) by gryng
in thread Reading files sequentially by damian

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