Rasgele Sayılar ve Harfler Üretmek

<?php 


		$addfrontchar = substr($title,0,3);
		$addfrontchar = strtoupper($addfrontchar);
		$chars = 

array("A","B","C","D","E","F","G","H","I","J","K","L","M","N",
				

"O","P","Q","R","S","T","U","V","W","X","Y","Z","1","2","3",
				"4","5","6","7","8","9","0");
		$max_chars = count($chars) - 1;
		srand((double)microtime()*1000000);
	for($i = 0; $i < 8; $i++)
		{
		$randnum = ($i == 0) ? $chars[rand(0, 

$max_chars)] : $randnum . $chars[rand(0, $max_chars)];
		}
		$addcatid = $cat_id;
		$createprodnum = $addfrontchar . $randnum . 

$addcatid;

		echo $createprodnum;

		?>