通过

MapAppearanceRule.DataValue 属性

Gets or sets an expression to be evaluated on the scope of a map item in a map polygon layer, a map point layer, or a map line layer.

命名空间：  Microsoft.ReportingServices.RdlObjectModel
程序集：  Microsoft.ReportingServices.Designer.Controls（在 Microsoft.ReportingServices.Designer.Controls.dll 中）

语法

声明
Public Property DataValue As ReportExpression
    Get
    Set
用法
Dim instance As MapAppearanceRule
Dim value As ReportExpression

value = instance.DataValue

instance.DataValue = value

public ReportExpression DataValue { get; set; }

public:
property ReportExpression DataValue {
    ReportExpression get ();
    void set (ReportExpression value);
}

member DataValue : ReportExpression with get, set

function get DataValue () : ReportExpression
function set DataValue (value : ReportExpression)