public function output()
{
$attributesString = '';
$childrenString = '';
/** @var \DOM\Attribute $attribute */
foreach ($this->attributes->sort()->toArray() as &$attribute) {
if (!in_array($attribute->getName(), array('id', 'class')) || !$attribute->isEmpty()) {
$attributesString .= ' ' . $attribute->output();
}
}
/** @var \DOM\Node $child */
foreach ($this->children->toArray() as $child) {
$childrenString .= $child->output();
}
return sprintf('<%s%s>%s</%s>', $this->name, $attributesString, $childrenString, $this->name);
}
