winform 获取相对路径

//获取相对路径

 

//例如：System.Windows.Forms.Application.StartupPath = "F:\Sample_01\Material\bin\Debug"

//经过以下处理将返回"F:\Sample_01\Material\images\01.gif"

string path=System.Windows.Forms.Application.StartupPath + @"../../";
System.IO.Directory.SetCurrentDirectory(path);
string strFilePath = System.IO.Directory.GetCurrentDirectory() + @"\images\01.gif";

 

 c#对文件和文件夹的操作主要用到的类是File、FileInfo和Directory、DirectoryInfo

其中FileInfo和DirectoryInfo都是要实例化的