Re: [PHP] pick a card, any card...
On 9 April 2011 15:43, Curtis Maurand cur...@maurand.com wrote: Curtis Maurand wrote: seems to me that you have an array with integers as the keys. $desired_key = rand(0, count($array)); sorry, I hadn't had coffee, yet. The line above should be: $desired_key = rand(0, count($array) - 1); $desired_value = $array[$desired_key]; Cheers, Curtis Simon J Welsh wrote: On 9/04/2011, at 3:39 PM, Scotty Logan wrote: On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote: in otherwords, the entire idea of picking one of N objects, whatever they are- strings, numbers, gummybears, lined up in a listing, and return the one item selected. This seems a common enough function there should be a simple way to do it already in php. HOWEVER, I ain't findin' it that way, no sir/maam/other. Maybe I am missing the obvious SIMPLE way to get the job done. So if we have a listing of foo's, we can title this $listing, and we want 1 of them to be returned, we should see something like: randmember($listing) array_rand() - it's already built-in - http://php.net/manual/en/function.array-rand.php Scotty Just note that array_rand() returns a random (or an array of random) key(s), not the values. --- Simon Welsh Admin of http://simon.geek.nz/ Who said Microsoft never created a bug-free program? The blue screen never, ever crashes! http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php $value = $aray[array_rand($array, 1)]; php -r echo $_ENV[array_rand($_ENV,1)]; returns a random environment variable. -- Richard Quadling Twitter : EE : Zend @RQuadling : e-e.com/M_248814.html : bit.ly/9O8vFY -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
Re: [PHP] pick a card, any card...
On 9/04/2011, at 3:39 PM, Scotty Logan wrote: On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote: in otherwords, the entire idea of picking one of N objects, whatever they are- strings, numbers, gummybears, lined up in a listing, and return the one item selected. This seems a common enough function there should be a simple way to do it already in php. HOWEVER, I ain't findin' it that way, no sir/maam/other. Maybe I am missing the obvious SIMPLE way to get the job done. So if we have a listing of foo's, we can title this $listing, and we want 1 of them to be returned, we should see something like: randmember($listing) array_rand() - it's already built-in - http://php.net/manual/en/function.array-rand.php Scotty Just note that array_rand() returns a random (or an array of random) key(s), not the values. --- Simon Welsh Admin of http://simon.geek.nz/ Who said Microsoft never created a bug-free program? The blue screen never, ever crashes! http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
Re: [PHP] pick a card, any card...
seems to me that you have an array with integers as the keys. $desired_key = rand(0, count($array)); $desired_value = $array[$desired_key]; Cheers, Curtis Simon J Welsh wrote: On 9/04/2011, at 3:39 PM, Scotty Logan wrote: On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote: in otherwords, the entire idea of picking one of N objects, whatever they are- strings, numbers, gummybears, lined up in a listing, and return the one item selected. This seems a common enough function there should be a simple way to do it already in php. HOWEVER, I ain't findin' it that way, no sir/maam/other. Maybe I am missing the obvious SIMPLE way to get the job done. So if we have a listing of foo's, we can title this $listing, and we want 1 of them to be returned, we should see something like: randmember($listing) array_rand() - it's already built-in - http://php.net/manual/en/function.array-rand.php Scotty Just note that array_rand() returns a random (or an array of random) key(s), not the values. --- Simon Welsh Admin of http://simon.geek.nz/ Who said Microsoft never created a bug-free program? The blue screen never, ever crashes! http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
Re: [PHP] pick a card, any card...
Curtis Maurand wrote: seems to me that you have an array with integers as the keys. $desired_key = rand(0, count($array)); sorry, I hadn't had coffee, yet. The line above should be: $desired_key = rand(0, count($array) - 1); $desired_value = $array[$desired_key]; Cheers, Curtis Simon J Welsh wrote: On 9/04/2011, at 3:39 PM, Scotty Logan wrote: On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote: in otherwords, the entire idea of picking one of N objects, whatever they are- strings, numbers, gummybears, lined up in a listing, and return the one item selected. This seems a common enough function there should be a simple way to do it already in php. HOWEVER, I ain't findin' it that way, no sir/maam/other. Maybe I am missing the obvious SIMPLE way to get the job done. So if we have a listing of foo's, we can title this $listing, and we want 1 of them to be returned, we should see something like: randmember($listing) array_rand() - it's already built-in - http://php.net/manual/en/function.array-rand.php Scotty Just note that array_rand() returns a random (or an array of random) key(s), not the values. --- Simon Welsh Admin of http://simon.geek.nz/ Who said Microsoft never created a bug-free program? The blue screen never, ever crashes! http://www.thinkgeek.com/brain/gimme.cgi?wid=81d520e5e -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
Re: [PHP] pick a card, any card...
On Apr 8, 2011, at 8:20 PM, Kirk Bailey wrote: in otherwords, the entire idea of picking one of N objects, whatever they are- strings, numbers, gummybears, lined up in a listing, and return the one item selected. This seems a common enough function there should be a simple way to do it already in php. HOWEVER, I ain't findin' it that way, no sir/maam/other. Maybe I am missing the obvious SIMPLE way to get the job done. So if we have a listing of foo's, we can title this $listing, and we want 1 of them to be returned, we should see something like: randmember($listing) array_rand() - it's already built-in - http://php.net/manual/en/function.array-rand.php Scotty -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
