ValidationAttribute.GetValidationResult Method
Determines whether the specified object is valid and returns an object that includes the results of the validation check.
Namespace: System.ComponentModel.DataAnnotations
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)
'Declaration Public Function GetValidationResult ( _ value As Object, _ validationContext As ValidationContext _ ) As ValidationResult
Parameters
- value
- Type: System.Object
The object to validate.
- validationContext
- Type: System.ComponentModel.DataAnnotations.ValidationContext
An object that contains information about the validation request.
Return Value
Type: System.ComponentModel.DataAnnotations.ValidationResultSuccess if the value is valid; otherwise, an instance of the ValidationResult class with the error message.
| Exception | Condition |
|---|---|
| ArgumentNullException | validationContext is Nothing. |
When you create a class that derives from the ValidationAttribute class, override the IsValid method to provide the customized validation logic. The GetValidationResult method calls the IsValid method to determine if the value is valid.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
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