XmlWriter::WriteDocType(const String&, const String&, const String&, const String&) method

When overridden in a derived class, writes the DOCTYPE declaration with the specified name and optional attributes.

virtual void System::Xml::XmlWriter::WriteDocType(const String &name, const String &pubid, const String &sysid, const String &subset)=0

Parameter	Type	Description
name	const String&	The name of the DOCTYPE. This must be non-empty.
pubid	const String&	If non-null it also writes PUBLIC “pubid” “sysid” where pubid and sysid are replaced with the value of the given arguments.
sysid	const String&	If pubid is nullptr and sysid is non-null it writes SYSTEM “sysid” where sysid is replaced with the value of this argument.
subset	const String&	If non-null it writes [subset] where subset is replaced with the value of this argument.

Exception	Description
InvalidOperationException	This method was called outside the prolog (after the root element).
ArgumentException	The value for name would result in invalid XML.

WriteDocType()