RE: [PHP-WIN] random elements of an array

why not shuffle() ? *********** REPLY SEPARATOR *********** On 25/03/2002 at 11.13 Svensson, B.A.T. (HKG) wrote: >Of course the algorithm works... > >>-----Original Message----- >>From: Nicole Amashta >>Sent: Friday, March 22, 2002 4:36 PM >>To: php-windows@lists.php.net >>Subject: Re: [PHP-WIN] random elements of an array >> > >[...] > >>I have tested this. It works, Even after you refresh the page. Try it! >> >>Nicole >>www.aeontrek.com >> >> >> >>"B.A.T. Svensson" wrote in message >>> You can completely randomize an array with n elements in n >>operations, by >>> using the following brute force approach: >>> >>> void ScrambleIntList(int *pnElements, int nLen) >>> { >>> for (nLoop = 0, nLoop<nLen; nLopp++) { >>> >>> // Pic a random element >>> int nRandomPic = nLen * rand(); >>> >>> //Swap current element with the random pic >>> int nTemp = pnElement[nLoop]; >>> pnElement[nLoop] = Element[nRandomPic]; >>> pnElement[nRandomPic] = nTemp; >>> >>> } >>> } >>> >>> /Anders >>> >>> >-----Original Message----- >>> >From: Afan Pasalic [mailto:afan@sprout.net] >>> >Sent: Thursday, March 21, 2002 9:17 PM >>> >To: php-windows@lists.php.net >>> >Subject: [PHP-WIN] random elements of an array >>> > >>> > >>> >Hi, >>> > >>> >My problem is: if I have an array (e.g. 1, 2, 3, 4, 5, 6, 7, >>> >8, 9), how I can "shake" the array and get randomized order of >>> >the same array (e.g. 5, 8, 1, 9, 3, 4, 7, 2, 6)? >>> > >>> >Thanks for any help! >>> > >>> > >>> >Afan >>> > >> >> >> >>-- >>PHP Windows Mailing List (http://www.php.net/) >>To unsubscribe, visit: http://www.php.net/unsub.php >> > >-- >PHP Windows Mailing List (http://www.php.net/) >To unsubscribe, visit: http://www.php.net/unsub.php dr. Nicola Delbono info.key5@key5.com Key5 di Delbono Nicola V. G.M. Rossi, 12 25038 Rovato (Bs) Tel 39 030 7242266 Fax 39 030 7242266 www.smscitta.com | www.musicalbox.it www.filosofo.it | www.bollicine.com