Validator.TryValidateValue Method (Object, ValidationContext, ICollection<ValidationResult>, IEnumerable<ValidationAttribute>)
Returns a value that indicates whether the specified value is valid with the specified attributes.
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)
public static bool TryValidateValue( object value, ValidationContext validationContext, ICollection<ValidationResult> validationResults, IEnumerable<ValidationAttribute> validationAttributes )
Parameters
- value
-
Type:
System.Object
The value to validate.
- validationContext
-
Type:
System.ComponentModel.DataAnnotations.ValidationContext
The context that describes the object to validate.
- validationResults
-
Type:
System.Collections.Generic.ICollection<ValidationResult>
A collection to hold failed validations.
- validationAttributes
-
Type:
System.Collections.Generic.IEnumerable<ValidationAttribute>
The validation attributes.
This method tests each validation attribute in the validationAttributes parameter against the value parameter. If the validationResults parameter is not null, this method adds a ValidationResult object for each validation failure to the validation results collection. If the validationResults parameter is null, this method does not add a ValidationResult object to the collection. If a RequiredAttribute attribute is included in the validationAttributes parameter, the RequiredAttribute attribute is evaluated first.
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 3.0