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HttpApplicationState.GetKey Method

Gets an HttpApplicationState object name by index.

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

public string GetKey(
	int index


Type: System.Int32
The index of the application state object.

Return Value

Type: System.String
The name under which the application state object was saved.

The following example returns the names of all the objects in the application state collection and stores the names in a string array.

int Loop1;
String[] StateVars = new String[Application.Count];

for (Loop1 = 0; Loop1 < Application.Count; Loop1++)
   StateVars[Loop1] = Application.GetKey(Loop1);

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, 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.