note 21959 deleted from ref.math by dams
| From: | dams@php.net | Date: | Sun, 02 Jun 2002 22:14:28 +0000 |
| Subject: | note 21959 deleted from ref.math by dams | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-31356@lists.php.net to get a copy of this message | ||
Here's how to compute the least common multiple of an array of integers:
function gcd($a,$b)
{
while($b) {
$temp=$a%$b;
$a=$b;
$b=$temp;
}
return $a;
}
function lcm($a, $b)
{
return $a*$b/gcd($a,$b);
}
$n=array(3,5,7,9,15);
echo array_reduce($n,"lcm");
-- David