ModelStateDictionary.AddModelError Method

Definition

Namespace:

Microsoft.AspNetCore.Mvc.ModelBinding

Assembly:

Microsoft.AspNetCore.Mvc.Abstractions.dll

Package:

Microsoft.AspNetCore.App.Ref v9.0.0

Overloads

AddModelError(String, String)	Adds the specified errorMessage to the Errors instance that is associated with the specified key. If the maximum number of allowed errors has already been recorded, ensures that a TooManyModelErrorsException exception is recorded instead.
AddModelError(String, Exception, ModelMetadata)	Adds the specified exception to the Errors instance that is associated with the specified key. If the maximum number of allowed errors has already been recorded, ensures that a TooManyModelErrorsException exception is recorded instead.

AddModelError(String, String)

Adds the specified errorMessage to the Errors instance that is associated with the specified key. If the maximum number of allowed errors has already been recorded, ensures that a TooManyModelErrorsException exception is recorded instead.

public:
 void AddModelError(System::String ^ key, System::String ^ errorMessage);

public void AddModelError (string key, string errorMessage);

member this.AddModelError : string * string -> unit

Public Sub AddModelError (key As String, errorMessage As String)

Parameters

key

String

The key of the ModelStateEntry to add errors to.

errorMessage

String

The error message to add.

AddModelError(String, Exception, ModelMetadata)

Adds the specified exception to the Errors instance that is associated with the specified key. If the maximum number of allowed errors has already been recorded, ensures that a TooManyModelErrorsException exception is recorded instead.

public:
 void AddModelError(System::String ^ key, Exception ^ exception, Microsoft::AspNetCore::Mvc::ModelBinding::ModelMetadata ^ metadata);

public void AddModelError (string key, Exception exception, Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata metadata);

member this.AddModelError : string * Exception * Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata -> unit

Public Sub AddModelError (key As String, exception As Exception, metadata As ModelMetadata)

Parameters

key

String

The key of the ModelStateEntry to add errors to.

exception

Exception

The Exception to add. Some exception types will be replaced with a descriptive error message.

metadata

ModelMetadata

The ModelMetadata associated with the model.