أطلب للمواضيع
select * from posts where id=$postId
$postName=$query['name']
اطلب للتصنيفات ما يشابه
select name from cats where id=$cat
$categoryName=$query['name']
اطلب للقطاع ما يشابه
select name from sections where id=$sec
$sectionName=$query['name']


echo "$siteName >> $sectionName >> $categoryName >> $postName

$postId=(int) $_GET['postID']

function getCatID($postid){

//make query
select catId from posts where postid=$postid

return $catId
}

function getCanName($catid){
//get cat name
QUERY:
select catName from cats where id=$catid
// by the way - you can mix the two queries in 1 query using JOIN
return $catName;
}

$catId= getCatID($postId);
$catName=getCatName($catId)
echo "$siteTitle >> $catName $ postName";