System.Xml.XmlBaseWriter.WriteStartDocument C# (CSharp) Méthode

        public override void WriteStartDocument()
        {
            if (IsClosed)
                ThrowClosed();

            if (_writeState != WriteState.Start)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.XmlInvalidWriteState, "WriteStartDocument", WriteState.ToString())));

            _writeState = WriteState.Prolog;
            _documentState = DocumentState.Document;
            _writer.WriteDeclaration();
        }