CompareAttribute.IsValid(Object, ValidationContext) 方法

定義

命名空間:
System.ComponentModel.DataAnnotations
組件:
System.ComponentModel.Annotations.dll, System.ComponentModel.DataAnnotations.dll
組件:
System.ComponentModel.DataAnnotations.dll

判斷指定物件是否有效。

protected:
 override System::ComponentModel::DataAnnotations::ValidationResult ^ IsValid(System::Object ^ value, System::ComponentModel::DataAnnotations::ValidationContext ^ validationContext);
protected override System.ComponentModel.DataAnnotations.ValidationResult IsValid(object value, System.ComponentModel.DataAnnotations.ValidationContext validationContext);
override this.IsValid : obj * System.ComponentModel.DataAnnotations.ValidationContext -> System.ComponentModel.DataAnnotations.ValidationResult
Protected Overrides Function IsValid (value As Object, validationContext As ValidationContext) As ValidationResult

參數

value
Object

要驗證的對象。

validationContext
ValidationContext

一個包含驗證請求資訊的物件。

傳回

ValidationResult

true若value有效;否則，。 false

適用於