IO File.copy 实现文件的复制

如图：

 

 

代码如下：

  string path = @"c:\temp\MyTest.txt";
            string pathCopy = @"c:\temp\MyTestCopy.txt";
            if (File.Exists(path))
            {
                File.Copy(path, pathCopy, true);
                File.Delete(path);
            }