RE: [PHP] multiple random items
| From: | Edward Kay | Date: | Mon, 16 Jul 2007 15:27:35 +0000 |
| Subject: | RE: [PHP] multiple random items | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-258938@lists.php.net to get a copy of this message | ||
> -----Original Message-----
> From: chris@aquanuke.com [mailto:chris@aquanuke.com]
> Sent: 16 July 2007 15:40
> To: php-general@lists.php.net
> Subject: [PHP] multiple random items
>
>
> Hi I have this script which pulls 1 random item from a txt file.
> How would I modify it to pull 10 random items.
>
> <?php
> $delim = "\n";
> $quotefile = "names.txt";
> $fp = fopen($quotefile, "r");
> $contents = fread($fp, filesize($quotefile));
> $quote_arr = explode($delim,$contents);
> fclose($fp);
$random_keys = array_rand($quote_arr, min(count($quote_arr), 10));
foreach ($random_keys as $quote_index) {
// get quote at $quote_index and return it
$herequote = $quote_arr[$quote_index];
echo "<li><a href='http://www.$herequote'>$herequote</a></li>";
}
?>
This won't produce any duplicates and will cope with any number of items.
Edward