how to check if a file exists in folder c#?
['string fileName = @ "c:\\temp\\Mahesh.txt";', 'if (File.Exists(fileName))', 'Console.WriteLine("File exists." );', 'else.', 'Console. ... ', 'After that check whether the file exists in a directory or not.', 'if(File.Exists(@ "D:\\myfile.txt")) {', 'Console.WriteLine("The file exists."']