Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);LasteventSettingSection last = new LasteventSettingSection();config.Sections.Add("lastevent", last);config.Save();

 1  System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
 2             doc.Load("ConfigurationTest.exe.Config");
 3
 4             XmlNodeList nodes = doc.ChildNodes[1].ChildNodes;
 5
 6             foreach (XmlNode node in nodes)
 7             {
 8                 Console.WriteLine(node.InnerXml);
 9             }
10
11
12             XmlNode newnode = doc.ChildNodes[1];
13
14             foreach (XmlNode v in newnode.ChildNodes)
15             {
16                 if (v.Name == "lastevent")
17                 {
18                     Console.WriteLine("lastevent 已经存在");
19                     return;
20                 }
21             }
22
23             XmlElement elem = doc.CreateElement("lastevent");
24             XmlAttribute att = doc.CreateAttribute("name");
25             att.Value = "用于替换lastevent中不想看到的内容";
26             elem.Attributes.Append(att);
27
28
29             XmlElement Items = doc.CreateElement("Items");
30             elem.AppendChild(Items);
31
32
33             XmlElement add1 = doc.CreateElement("add");
34
35             XmlAttribute original = doc.CreateAttribute("original");
36             original.Value = "original";
37             add1.Attributes.Append(original);
38
39             XmlAttribute replacement = doc.CreateAttribute("replacement");
40             replacement.Value = "replacement";
41             add1.Attributes.Append(replacement);
42
43             Items.AppendChild(add1);
44
45             elem.AppendChild(Items);
46
47
48             newnode.AppendChild(elem);
49
50             doc.Save("111.config");

 1  Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
 2
 3             LasteventSettingSection section = new LasteventSettingSection();
 4             section.Name = "替换";
 5
 6             ConfigurationTest.Items its = new ConfigurationTest.Items();
 7
 8
 9
10             Item it = new Item();
11             it.Original = "error";
12             it.Replacement = "information";
13
14             its.Add(it);
15
16              it = new Item();
17             it.Original = "error2";
18             it.Replacement = "information2";
19
20             its.Add(it);
21
22             section.Items = its;
23
24             LasteventSettingSection lastevent = (LasteventSettingSection)config.Sections["lastevent"];
25             if (lastevent == null) {
26                 config.Sections.Add("lastevent", section);
27             }
28             config.Save();

  class LasteventSettingSection : System.Configuration.ConfigurationSection{[ConfigurationProperty("name", IsRequired = false)]public string Name{get { return (string)base["name"]; }set { base["name"] = value; }}[ConfigurationProperty("items", IsDefaultCollection = false)][ConfigurationCollection(typeof(Item), CollectionType = ConfigurationElementCollectionType.AddRemoveClearMap, RemoveItemName = "remove")]public Items Items{get { return (Items)base["items"]; }set { base["items"] = value; }}}class Item : ConfigurationElement{[ConfigurationProperty("original", IsRequired = true, IsKey = true)]public string Original{get { return (string)base["original"]; }set { base["original"] = value; }}[ConfigurationProperty("replacement", IsRequired = true)]public string Replacement{get { return (string)base["replacement"]; }set { base["replacement"] = value; }}}class Items : ConfigurationElementCollection{protected override object GetElementKey(ConfigurationElement element){return ((Item)element).Original;}protected override ConfigurationElement CreateNewElement(){return new Item();}public Item this[int i]{get { return (Item)base.BaseGet(i); }}new public Item this[string key]{get { return (Item)base.BaseGet(key); }}public int IndexOf(Item url){return BaseIndexOf(url);}public void Add(Item url){BaseAdd(url);// Your custom code goes here.
}protected override void BaseAdd(ConfigurationElement element){BaseAdd(element, false);// Your custom code goes here.
}public void Remove(Item url){if (BaseIndexOf(url) >= 0){BaseRemove(url.Original);// Your custom code goes here.Console.WriteLine("UrlsCollection: {0}", "Removed collection element!");}}public void RemoveAt(int index){BaseRemoveAt(index);// Your custom code goes here.
}public void Remove(string name){BaseRemove(name);// Your custom code goes here.
}public void Clear(){BaseClear();// Your custom code goes here.Console.WriteLine("UrlsCollection: {0}", "Removed entire collection!");}}