Key Property (Parameter)

Visual Basic
C#

'Declaration
 
Public Property Key As String

public string Key {get; set;}

Property Value

A string value that represents the unique name of the parameter.

Used to reference the parameter in the parameters collection and to locate the different placeholder locations in the SQL query where the parameter value will be inserted.

C#

private void rptDataDynamics_ReportStart(object sender, System.EventArgs eArgs)
{
    this.Parameters[0].DefaultValue = "Germany";
    this.Parameters[0].Key = "country";
    this.Parameters[0].Prompt = "Country: ";
    this.Parameters[0].Tag = "some extra data";
    this.Parameters[0].Type = Parameter.DataType.String;
}

Visual Basic

Private Sub rptDD_ReportStart(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.ReportStart
    Me.Parameters(0).DefaultValue = "Germany"
    Me.Parameters(0).Key = "country"
    Me.Parameters(0).Prompt = "Country: "
    Me.Parameters(0).Tag = "Some extra data"
    Me.Parameters(0).Type = Parameter.DataType.String
End Sub

Target 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

Reference

Parameter Class
Parameter Members