你正在讀入一個名為 doc 的 XML 文檔,其內(nèi)容如下()
A. foreach (XmlNode node in nodes){ node.Attributes[0].Value = “NA”;}
B. foreach (XmlNode node in nodes){ node.Attributes[1].Value = “NA”;}
C. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“/genre”); genre.Value = “NA”;}
D. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“@genre”); genre.Value = “NA”;}
E. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“genre”); genre.Value = “NA”;}