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HttpRequestMessageProperty.QueryString Property

.NET Framework 4

Other Versions

Gets or sets the query string for the HTTP request.

Namespace: System.ServiceModel.Channels
Assembly: System.ServiceModel (in System.ServiceModel.dll)

Syntax

C++

Copy

public string QueryString { get; set; }

Property Value

Type: System.String
The query string from the HTTP request.

Exceptions

Exception	Condition
ArgumentNullException	The value is set to null.

Remarks

There are many well-known security attacks based on an HTTP request's query string (for example, the SQL injection attack). Always rigorously validate the parameters contained in the query string. If you use the values without validation, a well-known security hole is open.

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Platforms

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.

Reference

HttpRequestMessageProperty Class

System.ServiceModel.Channels Namespace

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