On Mon, July 16, 2007 9:40 am, chris@xxxxxxxxxxxx wrote:
> Hi I have this script which pulls 1 random item from a txt file.
> How would I modify it to pull 10 random items.
To forestall a rather lengthy discussion on what you mean by 10 random
items, I'm actually not going to answer that question.
I'm going to answer "10 unique items selected at random" instead. :-)
[I.e., I assume you don't want the same random quote to appear twice
in one list.]
> <?php
> $delim = "\n";
> $quotefile = "names.txt";
> $fp = fopen($quotefile, "r");
> $contents = fread($fp, filesize($quotefile));
> $quote_arr = explode($delim,$contents);
> fclose($fp);
> // generate random quote index
$uniques = array();
while (count($uniques) < 10){
> $quote_index = (mt_rand(1, sizeof($quote_arr)) - 1);
if (isset($uniques[$quote_index])) continue;
$uniques[$quote_index] = $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>";
}
> ?>
YMMV
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