Delete Dynamic

public function sqlDelete($id)
    {
        $sql = "DELETE FROM " . $this->getTableName();
        $where1 = " WHERE";
        $countWhereRows = 1;
        $where2 = "";
        //Check  welke Rows moeten worden verwijdered
        foreach ($id as $key => $value) {
            if ($countWhereRows == 0) {
                $where2 .= " " . $value;
                $countWhereRows++;
            } else {
                $where2 .= " " . $key . " = :" . $key;
                $countWhereRows -= 1;
            }
        }
        //Hier worden de WhereValues toegevoegd aan de Sql Query
        $sql = $sql . " " . $where1 . " " . $where2;
        if (!empty($limit)) {
            $sql .= " LIMIT " . $limit;
        }
        $stmt = $this->conn->prepare($sql);
        $bindCount = 0;
        //Binde de Gegevens aan de SQL Query
        foreach ($id as $key => $value) {
            if ($bindCount == 0) {
                $stmt->bindValue(':' . $key, $value);
                $bindCount++;
            } else {
                $bindCount -= 1;
            }
        }
        $this->resetSetAndGet();
        return $stmt->execute();
    }