fields::offsetUnset

public function offsetUnset($offset): void
{
	if ($field = static::mirrorDataEntityFields()[$offset])
	{
		if (isset($field['alias']))
		{
			$field = static::mirrorDataEntityFields()[$field['alias']];
		}
		if (!isset($field['primary']))
		{
			$this->{$field['field']} = null;
		}
	}
}