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HttpException Constructor (String)

Initializes a new instance of the HttpException class using a supplied error message.

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

public HttpException(
	string message
)

Parameters

message
Type: System.String

The error message displayed to the client when the exception is thrown.

The following code example demonstrates the HttpException constructor of the HttpException class. An HttpException is thrown if a user-entered value is 0.

Security noteSecurity Note

This example has a text box that accepts user input, which is a potential security threat. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. For more information, see Script Exploits Overview.

if (Num == 0)
{
   throw new HttpException("No value entered");
}
   

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

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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