function count($subject){

    $getCount = $connect->prepare('SELECT count(*) FROM entries WHERE uid = :id AND subject = :subject');
    $getCount->execute(array(
        ':id' => $id,
        ':subject' => $subject
    ));
    $rowCount = $getCount->fetchColumn();

    return $rowCount;
}

echo count("English");

function count($subject){
    global $connect

function count($subject, $connect){

count("The subject", $connect)