1 user.xml
2 <?xml version="1.0" encoding="utf-8"?>
3 <user>
4 <person>
5 </person>
6 <person name="风拉" sex="男" age="25">
7 <pass>123</pass>
8 <Address>大明</Address>
9 </person>
10 <person name="风云" sex="女" age="25">
11 <pass>123</pass>
12 </person>
13 <person name="云" sex="女" age="25">
14 <pass>123</pass>
15 <Address>松江区</Address>
16 </person>
17 </user>
18
19 1, private XmlDocument xmlDoc;
20
21
22 //添加
23 private void InsertElement()
24 {
25
26 XmlNode xmldocselect = xmlDoc.SelectSingleNode("user");
27 XmlElement el = xmlDoc.CreateElement("person");
28 el.SetAttribute("name", "风云");
29 el.SetAttribute("sex", "女");
30 el.SetAttribute("age", "25");
31 XmlElement xesub1 = xmlDoc.CreateElement("pass");
32 xesub1.InnerText = "123";
33 el.AppendChild(xesub1);
34 xmldocselect.AppendChild(el);
35 XmlElement xx = xmlDoc.CreateElement("Address");
36 xx.InnerText = "松江区";
37 el.AppendChild(xx);
38 xmlDoc.Save(Server.MapPath("user.xml"));
39 }
40 //修改
41 private void UpdateElement()
42 {
43 LoadXml();
44 XmlNodeList nodeList = xmlDoc.SelectSingleNode("user").ChildNodes;
45 foreach (var item in nodeList)
46 {
47 XmlElement xe = (XmlElement)item;
48 if (xe.GetAttribute("name") == "风云")
49 {
50 xe.SetAttribute("name", "发明");
51
52 //如果下面有子节点在下走
53 XmlNodeList nls = xe.ChildNodes;//继续获取xe子节点的所有子节点
54 foreach (XmlNode xn1 in nls)//遍历
55 {
56 XmlElement xe2 = (XmlElement)xn1;//转换类型
57 if (xe2.Name == "pass")//如果找到
58 {
59 xe2.InnerText = "66666";//则修改
60 break;
61
62 }
63 }
64
65 break;
66 }
67 }
68 xmlDoc.Save(Server.MapPath("user.xml"));//保存
69
70
71
72 }
73
74 //删除
75 private void DeleteElement()
76 {
77 LoadXml();
78 XmlNodeList nodeList = xmlDoc.SelectSingleNode("user").ChildNodes;
79 foreach (var item in nodeList)
80 {
81 XmlElement xe = (XmlElement)item;
82 if (xe.GetAttribute("name") == "发明")
83 {
84 xe.RemoveAll();
85
86 ////如果下面有子节点在下走
87 //XmlNodeList nls = xe.ChildNodes;//继续获取xe子节点的所有子节点
88 //foreach (XmlNode xn1 in nls)//遍历
89 //{
90 // XmlElement xe2 = (XmlElement)xn1;//转换类型
91 // if (xe2.Name == "pass")//如果找到
92 // {
93 // xe2.InnerText = "66666";//则修改
94 // break;
95
96 // }
97 //}
98
99 break;
100 }
101 }
102 xmlDoc.Save(Server.MapPath("user.xml"));//保存
103
104 }
105
106 //显示
107 private void showIt()
108 {
109 LoadXml();
110 XmlNode xn = xmlDoc.SelectSingleNode("user");
111 XmlNodeList xnl = xn.ChildNodes;
112 foreach (var item in xnl)
113 {
114 XmlElement xe=(XmlElement)item;
115 Response.Write(xe.GetAttribute("name"));
116 }
117 }
118 //查找xml
119 private void LoadXml()
120 {
121 xmlDoc = new XmlDocument();
122 xmlDoc.Load(Server.MapPath("User.xml"));
123 }
124
125
126
127 adminFunction.xml
128
129 <?xml version="1.0" encoding="utf-8" ?>
130 <functions>
131 <function name="商品发布" url="~/page/leaves/leave.aspx">
132 <subfunction name="添加商品" url="~/page/leaves/leave.aspx">
133 </subfunction>
134 <subfunction name="添加商品" url="~/page/leaves/leave.aspx">
135 </subfunction>
136 </function>
137 <function name="留言发布" url="~/page/leaves/leave.aspx">
138 <subfunction name="添加留言" url="~/page/leaves/leave.aspx">
139 </subfunction>
140 <subfunction name="修改留言" url="~/page/leaves/leave.aspx">
141 </subfunction>
142 </function>
143 </functions>
144
145
146
147 private void InitFunctions()
148 {
149 XmlDocument xmldoc = new XmlDocument();
150 xmldoc.Load(Server.MapPath("adminFunction.xml"));
151 XmlNode root = xmldoc.DocumentElement;
152 tvFunction.Nodes.Add(CreateNode(root,new TreeNode()));
153 }
154
155 //递归
156 /// <summary>
157 ///
158 /// </summary>
159 /// <param name="node">根节点</param>
160 /// <param name="tn">根节点对应的树节点</param>
161 /// <returns></returns>
162 private TreeNode CreateNode(XmlNode root, TreeNode tn)
163 {
164
165 foreach (XmlNode node in root.ChildNodes)
166 {
167 XmlElement subxmlEmt = node as XmlElement;
168 string subname = subxmlEmt.GetAttribute("name");
169 string suburl = subxmlEmt.GetAttribute("url");
170 TreeNode subtn = new TreeNode();
171 subtn.Text = subname;
172 subtn.NavigateUrl = suburl;
173 if (node.HasChildNodes)
174 {
175 subtn.ChildNodes.Add(CreateNode(node, subtn));
176 }
177 tn.ChildNodes.Add(subtn);
178 }
179 return tn;
180
181 }
182
183
184 //读实例
185 private void ReadEx()
186 {
187 string path1 = Server.MapPath("TextFile.txt");
188 if (File.Exists(path1))
189 {
190 StreamReader reader = new StreamReader(path1, System.Text.Encoding.GetEncoding("gb2312"));
191
192 string str = reader.ReadToEnd();
193 Response.Write((str));
194 reader.Close();
195 }
196
197 WriteFile(path1,"vvvvv");
198 }
199 //写文件
200 /// </summary>
201 /// <param name="Path">文件路径</param>
202 /// <param name="Strings">文件内容</param>
203 public static void WriteFile(string Path, string Strings)
204 {
205
206 if (!System.IO.File.Exists(Path))
207 {
208 System.IO.FileStream f = System.IO.File.Create(Path);
209 f.Close();
210 }
211 System.IO.StreamWriter f2 = new System.IO.StreamWriter(Path, false, System.Text.Encoding.GetEncoding("gb2312"));
212 f2.Write(Strings);
213 f2.Close();
214 f2.Dispose();
215 }
asp.net xml 增删改操作
时间： 2024-10-05 01:30:22