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

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

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

            FlushBase64();
            try
            {
                if (_isXmlAttribute)
                {
                    if (_attributeLocalName == "lang")
                    {
                        _nsMgr.AddLangAttribute(_attributeValue);
                    }
                    else if (_attributeLocalName == "space")
                    {
                        if (_attributeValue == "preserve")
                        {
                            _nsMgr.AddSpaceAttribute(XmlSpace.Preserve);
                        }
                        else if (_attributeValue == "default")
                        {
                            _nsMgr.AddSpaceAttribute(XmlSpace.Default);
                        }
                        else
                        {
                            throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.Format(SR.XmlInvalidXmlSpace, _attributeValue)));
                        }
                    }
                    else
                    {
                        // XmlTextWriter specifically allows for other localNames
                    }
                    _isXmlAttribute = false;
                    _attributeLocalName = null;
                    _attributeValue = null;
                }

                if (_isXmlnsAttribute)
                {
                    _nsMgr.AddNamespaceIfNotDeclared(_attributeLocalName, _attributeValue, null);
                    _isXmlnsAttribute = false;
                    _attributeLocalName = null;
                    _attributeValue = null;
                }
                else
                {
                    _writer.WriteEndAttribute();
                }
            }
            finally
            {
                _writeState = WriteState.Element;
            }
        }