Thank you for answers
@petar i need dynamiclly set cookie and seo meta tags for my custompage.php?id=4324
@bcworkz i tried for wp_head like this:
add_action("wp_head","mySEOfunction",10,2);
function mySEOfunction($name,$value) {
echo "some meta tags...".$name...
}
but i have missing 2 argument
