System.Web Namespace
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For .NET Core and .NET 5+, this namespace contains the HttpUtility class.
For .NET Framework, this namespace contains classes and interfaces that enable browser-server communication. These classes include the HttpRequest class, which provides extensive information about the current HTTP request; the HttpResponse class, which manages HTTP output to the client; and the HttpServerUtility class, which provides access to server-side utilities and processes. System.Web also includes classes for cookie manipulation, file transfer, exception information, and output cache control in .NET Framework.
Classes
| Name | Description |
|---|---|
| AspNetHostingPermission |
Controls access permissions in ASP.NET hosted environments. This class cannot be inherited. |
| AspNetHostingPermissionAttribute |
Allows security actions for AspNetHostingPermission to be applied to code using declarative security. This class cannot be inherited. |
| HttpUtility |
Provides methods for encoding and decoding URLs when processing Web requests. This class cannot be inherited. |
Interfaces
| Name | Description |
|---|---|
| IHtmlString |
Represents an HTML-encoded string that should not be encoded again. |
Enums
| Name | Description |
|---|---|
| AspNetHostingPermissionLevel |
Specifies the trust level that is granted to an ASP.NET Web application. |
