Validator.TryValidateObject Method (Object, ValidationContext, ICollection<ValidationResult>, Boolean)
.NET Framework (current version)
Determines whether the specified object is valid using the validation context, validation results collection, and a value that specifies whether to validate all properties.
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)
public static bool TryValidateObject( object instance, ValidationContext validationContext, ICollection<ValidationResult> validationResults, bool validateAllProperties )
Parameters
- instance
-
Type:
System.Object
The object 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 each failed validation.
- validateAllProperties
-
Type:
System.Boolean
true to validate all properties; if false, only required attributes are validated..
| Exception | Condition |
|---|---|
| ArgumentNullException | instance is null. |
This method evaluates each ValidationAttribute instance that is attached to the object type. It also checks whether each property that is marked with RequiredAttribute is provided. It does not recursively validate the property values of the object.
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 3.0
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 3.0
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