php Flash标签云(flash tagcloud)的实现代码

require("config.php");
require_once 'Tags.php';
$sql = "SELECT tags FROM demo";  //在这里你可以随机或者限制一下取出的个数.
$rs = $db->query($sql);
while ($tags = $db->fetch_array($rs)) {
     $arr[] = split("\|",iconv("gb2312","utf-8",$tags['tags']));
}
$tags = new Tags($arr);
$tagsArr = $tags->getTags();
$tagsStr = '';
foreach ($tagsArr as $value){
     $tagsStr .= urlencode(''.$value.'');
}
$tagsStr .= '
?>

js代码部分：