if (1 === $attributesCount) {
$rootOpenTag .= sprintf(' %s="%s"', current(array_keys($rootAttributes)), $this->writeValue(current($rootAttributes)));
}
if (1 === $attributesCount) {
$rootOpenTag .= sprintf(' %s="%s"', current(array_keys($rootAttributes)), $this->writeValue(current($rootAttributes)));
}