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

        public override void WriteQualifiedName(XmlDictionaryString localName, XmlDictionaryString namespaceUri)
        {
            if (IsClosed)
                ThrowClosed();
            if (localName == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException(nameof(localName)));
            if (localName.Value.Length == 0)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.Format(SR.InvalidLocalNameEmpty), nameof(localName)));
            if (namespaceUri == null)
                namespaceUri = XmlDictionaryString.Empty;
            string prefix = GetQualifiedNamePrefix(namespaceUri.Value, namespaceUri);

            FlushBase64();
            if (_attributeValue != null)
                WriteAttributeText(string.Concat(prefix, ":", namespaceUri.Value));

            if (!_isXmlnsAttribute)
            {
                StartContent();
                _writer.WriteQualifiedName(prefix, localName);
                EndContent();
            }
        }