C# LINQ TO XML - Remove “[]” characters from the DTD header
http://stackoverflow.com/questions/12358061/c-sharp-linq-to-xml-remove-characters-from-the-dtd-header
public static void FixDocumentType(this XmlDocument xml) { if (xml?.DocumentType == null) return; var name = xml.DocumentType.Name; var publicId = xml.DocumentType.PublicId; var systemId = xml.DocumentType.SystemId; var parent = xml.DocumentType.ParentNode; var documentTypeWithNullInternalSubset = xml.CreateDocumentType(name, publicId, systemId, null); if (parent == null || xml.DocumentType == null) return; parent.ReplaceChild(documentTypeWithNullInternalSubset, xml.DocumentType); }