CallSiteBinder.UpdateLabel 属性

定义

获取一个可用于导致绑定被更新的标签。Gets a label that can be used to cause the binding to be updated. 它指示表达式的绑定不再有效。It indicates that the expression's binding is no longer valid. 通常在动态对象的“版本”发生更改时使用它。This is typically used when the "version" of a dynamic object has changed.

public:
 static property System::Linq::Expressions::LabelTarget ^ UpdateLabel { System::Linq::Expressions::LabelTarget ^ get(); };
public static System.Linq.Expressions.LabelTarget UpdateLabel { get; }
member this.UpdateLabel : System.Linq.Expressions.LabelTarget
Public Shared ReadOnly Property UpdateLabel As LabelTarget

属性值

LabelTarget

LabelTarget 对象,表示可用于触发绑定更新的标签。The LabelTarget object representing a label that can be used to trigger the binding update.

适用于