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Editorial Team
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Asked: 2026-05-18T11:01:42+00:00

In my website i want to create a new folder and then copy some

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In my website i want to create a new folder and then copy some files in it and also i want to create an html file through C# code. I want to know

  1. How to check read and write permission on a folder
  2. How to create an html file on runtime in project root

Im using Asp.net MVC 2 and C#.

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1 Answer

  1. Editorial Team

    How to check read and write permission on a folder

    string folder = ...

var permission = new FileIOPermission(FileIOPermissionAccess.Write, folder);
var permissionSet = new PermissionSet(PermissionState.None);
permissionSet.AddPermission(permission);
if (permissionSet.IsSubsetOf(AppDomain.CurrentDomain.PermissionSet))
{
    // You have write permission for the given folder
}

    How to create an html file on runtime in project root

    string file = Path.Combine(Server.MapPath("~/"), "foo.html");
File.WriteAllText(file, "<html><body><h1>Hello</h1></body></html>");
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