Could be. It only says example. I'll try your example below
shortly. Thanks for helping.
Chris
At 06:35 PM 7/31/2001, Michael Fowler wrote:
>On Tue, Jul 31, 2001 at 06:05:18PM -0500, CDitty wrote:
> > Hello all. Just joined the list and after reading through the archives, I
> > couldn't find an answer. I'm hoping someone can help.
> >
> > I have an array with 6 variables in it. I need to randomize the
> variables
> > in this array. According to the documentation I have read,
> > rand(@display_pictures) should do it. But it doesn't. Everytime I
> > output the array, it is in the same order it was put in.
>
>I'm not sure what documentation told you this, but if it truly did, it's
>wrong. It's possible you misunderstood it.
>
>rand(@display_pictures) returns a random number (notice: number, not
>integer) greater than or equal to 0, and less than the length of
>@display_pictures. This can be used as an index into the array. If you
>want a randomized array based on what's in @display_pictures:
>
> my @rand_display_pictures;
> while (@display_pictures) {
> push(
> @rand_display_pictures,
> splice(@display_pictures, rand(@display_pictures), 1)
> );
> }
>
>@rand_display_pictures is a randomized version of @display_pictures. This
>operation is destructive, meaning @display_pictures will be empty when it's
>done.
>
>
>If, on the other hand, you just want a random element from
>@display_pictures, simply access it:
>
> $display_pictures[rand @display_pictures];
>
>
>See perldoc -f rand.
>
>
>Michael
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