Empty 属性
An empty expression.
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 Shared ReadOnly Property Empty As ReportExpression
Get
用法
Dim value As ReportExpression
value = ReportExpression.Empty
public static ReportExpression Empty { get; }
public:
static property ReportExpression Empty {
ReportExpression get ();
}
static member Empty : ReportExpression
static function get Empty () : ReportExpression