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HttpResponseWrapper.RedirectPermanent Method (String)

Performs a permanent redirect from the requested URL to the specified URL.

Namespace:  System.Web
Assembly:  System.Web (in System.Web.dll)

public override void RedirectPermanent(
	string url


Type: System.String

The URL to redirect the request to.


url is null.


url includes a newline character (\n).

The RedirectPermanent(String) method overload provides a 301 HTTP status code in the response and also includes the URL to redirect the request to. A 301 HTTP status code is a standard code in an HTTP response. It indicates that a permanent redirect exists, and it provides the redirect location.

Calling the RedirectPermanent(String) method terminates the rest of the response.

.NET Framework

Supported in: 4.5, 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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