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Route::ProcessConstraint Method
Visual Studio 2010
Determines whether a parameter value matches the constraint for that parameter.
Assembly: System.Web (in System.Web.dll)
protected: virtual bool ProcessConstraint( HttpContextBase^ httpContext, Object^ constraint, String^ parameterName, RouteValueDictionary^ values, RouteDirection routeDirection )
Parameters
- httpContext
- Type: System.Web::HttpContextBase
An object that encapsulates information about the HTTP request.
- constraint
- Type: System::Object
The regular expression or object to use to test parameterName.
- parameterName
- Type: System::String
The name of the parameter to test.
- values
- Type: System.Web.Routing::RouteValueDictionary
The values to test.
- routeDirection
- Type: System.Web.Routing::RouteDirection
A value that specifies whether URL routing is processing an incoming request or constructing a URL.
Return Value
Type: System::Booleantrue if the parameter value matches the constraint; otherwise, false.
| Exception | Condition |
|---|---|
| InvalidOperationException | constraint is not a string that contains a regular expression. |
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
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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