Front page | perl.beginners |
Postings from April 2002
> -----Original Message-----
> From: FLAHERTY, JIM-CONT [mailto:Jim.Flaherty@cnet.navy.mil]
> Sent: Monday, April 29, 2002 2:58 PM
> To: Beginners (E-mail)
> Subject: FW: Scripts picks random elements from array , but it repeats
> som etimes
>
>
>
> Hello , My script picks out random elements from an array ,
> but it sometimes
> repeats ( which is no good) .. I want to prevent this , Do I
> delete the
> element from the array .... or is there a better way ? And how do I do
> either ?
>
>
>
> my mistake here is the code
>
>
>
>
> while($numofques > 0) {
> $index = rand @numbers;
> $element = $numbers[$index];
Perhaps you want a shuffle; i.e. put the elements in random
order and then iterate through the list. Can't say without
more info on what you mean by "[repeating is] no good".
perldoc -q shuffle
Thread Previous