C#复制源文件夹到目标文件夹

static void CopyFolder(string srcPath,string tarPath)
{
    string strFolderName = srcPath.Substring(srcPath.LastIndexOf("\\")+1,srcPath.Length -srcPath.LasttIndexOf("\\")-1;
    //获得文件名夹名
    if(!Directory.Exists(tarPath+"\\"+strFolderName))
        Directory.CreateDirectory(tarPath + "\\"+ strFolderName);//目标文件夹没此文件夹，则创建
    string [] strFiles = Directory.GetFiles(srcPath,"",SearchOption.AllDirectories);//获得文件夹所有文件
    foreach(string strFilesElement in strFiles)
    {
        var strFileName = strFilesElement.Subsring(strFilesElement.LastIndexOf("\\")+1,strFilesElement.Length - strFilesElement.LastIndexOf("\\")-1);
        //获得文件名
        string tarAddress = tarPath+"\\"+strFileName;//目标路径
        File.Copy(strFilesElement,tarAddress,true);//复制
    }
    DirectoryInfo dirInfo = new DirectoryInfo(srcPath);//获得其他文件，对每个文件夹做递归操作
    DirectoryInfo[] dirPath = dirInfo.GetDirectories();
    foreach(var dirPathElement in dirPath)
    {
        CopyFolder(srcPath + "\\" + dirPathElement.Name,tarPath + "\\" + dirPathElement.Name);
    }

}