我正在使用以下 C# 代碼創建 xml 文檔: XmlDocument finalDoc = new XmlDocument(); //(1) the xml declaration is recommended, but not mandatory XmlDeclaration xmlDeclaration = finalDoc.CreateXmlDeclaration("1.0", "UTF-8", null); XmlElement root = finalDoc.DocumentElement; finalDoc.InsertBefore(xmlDeclaration, root); //(2) string.Empty makes cleaner code XmlElement element1 = finalDoc.CreateElement(string.Empty, "root", string.Empty); finalDoc.AppendChild(element1); for (int i = 0; i < 5; i++) { XmlElement element2 = finalDoc.CreateElement(string.Empty,"song", string.Empty); element2.SetAttribute("title", "title" + i); element1.AppendChild(element2); for (int k=0; k<5;k++) { XmlElement element3 = finalDoc.CreateElement(string.Empty, "line", string.Empty); element3.InnerText = "text " + k; element2.AppendChild(element3); } element1.AppendChild(element2); } finalDoc.Save("C:\\Users\\adm\\Downloads\\finalDoc.xml");我得到以下輸出:<?xml version="1.0" encoding="UTF-8"?><root> <song title="title 0" /> <song title="title 0"> <line>text 0</line> <line>text 1</line> <line>text 2</line> <line>text 3</line> <line>text 4</line> </song> <song title="title 1" /> <song title="title 1"> ... </song> ...</root>正如您所看到的,由于某種原因,我有一個重復的空“歌曲”節點,我在這里缺少什么?我在這里沒有看到任何異常,有人可以幫忙嗎,提前謝謝。
2 回答

楊魅力
TA貢獻1811條經驗 獲得超6個贊
您 AppendChild 2 次element2。刪除第一個
for (int i = 0; i < 5; i++)
{
XmlElement element2 = finalDoc.CreateElement(string.Empty,"song", string.Empty);
element2.SetAttribute("title", "title" + i);
for (int k=0; k<5;k++)
{
XmlElement element3 = finalDoc.CreateElement(string.Empty, "line", string.Empty);
element3.InnerText = "text " + k;
element2.AppendChild(element3);
}
element1.AppendChild(element2);
}
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