On Mon, 24 Oct 2005 20:10:28 +0200, José Miguel Santibáñez A.
<jms@xxxxxxxxx> wrote:
>
>> Hey Brian
>>
>> Thanks a lot for that idea, i got it and built my logic upon it thanks a
>> lot.
>>
>
> an OO aproach:
>
> <?
> class prandom {
> var $total = 0;
> var $values = array();
>
> function prandom() {
> mt_srand((double)microtime()*1000000);
> }
>
> function add($key, $value) {
> $this->values[$key] = $value;
> $this->total += $value;
> }
>
> function generate() {
> if ($this->total > 0) {
> $rand = mt_rand(0, $this->total);
> $acum = 0;
> reset($this->values);
> do {
> list($k, $v) = each($this->values);
> $acum += $v;
> } while ($acum < $rand);
> return($k);
> }
> }
> }
>
> ?>
>
> an example:
> <?
> require_once('prandom.php');
>
> $t = new prandom();
> $t->add('often', 80);
> $t->add('infrequently', 15);
> $t->add('rarely', 2);
>
> for ($i = 0; $i < 100; $i++)
> echo $t->generate() . "\n";
> ?>
>
I hope this is not intended as a means of encryption.
Remember false security is worse than no security.
Heard of sha-1..?
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