Question

winform项目中app.config读取修改

winform项目中app.config读取修改代码

Answer 1

/// <summary>
///method：修改config文件
/// </summary>
/// <param name="AppKey"></param>
/// <param name="AppValue"></param>
public static void SetValue(string AppKey, string AppValue)
{
XmlDocument xDoc = new XmlDocument();
//获取可执行文件的路径和名称
xDoc.Load(System.Windows.Forms.Application.ExecutablePath + ".config");
XmlNode xNode;
XmlElement xElem1;
XmlElement xElem2;
xNode = xDoc.SelectSingleNode("//appSettings");
xElem1 = (XmlElement)xNode.SelectSingleNode("//add[@key='" + AppKey + "']");
if (xElem1 != null) xElem1.SetAttribute("value", AppValue);
else
{
xElem2 = xDoc.CreateElement("add");
xElem2.SetAttribute("key", AppKey);
xElem2.SetAttribute("value", AppValue);
xNode.AppendChild(xElem2);
}
xDoc.Save(System.Windows.Forms.Application.ExecutablePath + ".config");
}

Answer 2

网上大把的