PageBase.TryUpdateModelAsync Method

  • Reference

Definition

Namespace:
Microsoft.AspNetCore.Mvc.RazorPages
Assembly:
Microsoft.AspNetCore.Mvc.RazorPages.dll
Package:
Microsoft.AspNetCore.Mvc.RazorPages v2.0.0
Package:
Microsoft.AspNetCore.Mvc.RazorPages v2.1.0
Package:
Microsoft.AspNetCore.Mvc.RazorPages v2.2.0
Package:
Microsoft.AspNetCore.App.Ref v3.0.1
Package:
Microsoft.AspNetCore.App.Ref v3.1.10
Package:
Microsoft.AspNetCore.App.Ref v5.0.0
Package:
Microsoft.AspNetCore.App.Ref v6.0.6
Package:
Microsoft.AspNetCore.App.Ref v7.0.5
Package:
Microsoft.AspNetCore.App.Ref v8.0.0
Package:
Microsoft.AspNetCore.App.Ref v9.0.0-rc.2.24474.3

Overloads

TryUpdateModelAsync(Object, Type, String, IValueProvider, Func<ModelMetadata,Boolean>)

Updates the specified model instance using the valueProvider and a prefix.
TryUpdateModelAsync(Object, Type, String)

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel)

Updates the specified model instance using values from the Page's current IValueProvider.
TryUpdateModelAsync<TModel>(TModel, String)

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel, String, IValueProvider)

Updates the specified model instance using the valueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel, String, Func<ModelMetadata,Boolean>)

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel, String, Expression<Func<TModel,Object>>[])

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel, String, IValueProvider, Func<ModelMetadata,Boolean>)

Updates the specified model instance using the valueProvider and a prefix.
TryUpdateModelAsync<TModel>(TModel, String, IValueProvider, Expression<Func<TModel,Object>>[])

Updates the specified model instance using the valueProvider and a prefix.

TryUpdateModelAsync(Object, Type, String, IValueProvider, Func<ModelMetadata,Boolean>)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using the valueProvider and a prefix.

public:
 System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(System::Object ^ model, Type ^ modelType, System::String ^ prefix, Microsoft::AspNetCore::Mvc::ModelBinding::IValueProvider ^ valueProvider, Func<Microsoft::AspNetCore::Mvc::ModelBinding::ModelMetadata ^, bool> ^ propertyFilter);
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync (object model, Type modelType, string prefix, Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider valueProvider, Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata,bool> propertyFilter);
member this.TryUpdateModelAsync : obj * Type * string * Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider * Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata, bool> -> System.Threading.Tasks.Task<bool>
Public Function TryUpdateModelAsync (model As Object, modelType As Type, prefix As String, valueProvider As IValueProvider, propertyFilter As Func(Of ModelMetadata, Boolean)) As Task(Of Boolean)

Parameters

model
Object

The model instance to update.

modelType
Type

The type of model instance to update.

prefix
String

The prefix to use when looking up values in the valueProvider.

valueProvider
IValueProvider

The IValueProvider used for looking up values.

propertyFilter
Func<ModelMetadata,Boolean>

A predicate which can be used to filter properties at runtime.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync(Object, Type, String)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.

public:
 virtual System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(System::Object ^ model, Type ^ modelType, System::String ^ prefix);
public virtual System.Threading.Tasks.Task<bool> TryUpdateModelAsync (object model, Type modelType, string prefix);
abstract member TryUpdateModelAsync : obj * Type * string -> System.Threading.Tasks.Task<bool>
override this.TryUpdateModelAsync : obj * Type * string -> System.Threading.Tasks.Task<bool>
Public Overridable Function TryUpdateModelAsync (model As Object, modelType As Type, prefix As String) As Task(Of Boolean)

Parameters

model
Object

The model instance to update.

modelType
Type

The type of model instance to update.

prefix
String

The prefix to use when looking up values in the current IValueProvider.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using values from the Page's current IValueProvider.

public:
generic <typename TModel>
 where TModel : class virtual System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model);
public virtual System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model) where TModel : class;
abstract member TryUpdateModelAsync : 'Model -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
override this.TryUpdateModelAsync : 'Model -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Overridable Function TryUpdateModelAsync(Of TModel As Class) (model As TModel) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class virtual System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix);
public virtual System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix) where TModel : class;
abstract member TryUpdateModelAsync : 'Model * string -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
override this.TryUpdateModelAsync : 'Model * string -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Overridable Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the current IValueProvider.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String, IValueProvider)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using the valueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class virtual System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix, Microsoft::AspNetCore::Mvc::ModelBinding::IValueProvider ^ valueProvider);
public virtual System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider valueProvider) where TModel : class;
abstract member TryUpdateModelAsync : 'Model * string * Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
override this.TryUpdateModelAsync : 'Model * string * Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Overridable Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String, valueProvider As IValueProvider) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the valueProvider.

valueProvider
IValueProvider

The IValueProvider used for looking up values.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String, Func<ModelMetadata,Boolean>)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix, Func<Microsoft::AspNetCore::Mvc::ModelBinding::ModelMetadata ^, bool> ^ propertyFilter);
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata,bool> propertyFilter) where TModel : class;
member this.TryUpdateModelAsync : 'Model * string * Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata, bool> -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String, propertyFilter As Func(Of ModelMetadata, Boolean)) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the current IValueProvider.

propertyFilter
Func<ModelMetadata,Boolean>

A predicate which can be used to filter properties at runtime.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String, Expression<Func<TModel,Object>>[])

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using values from the Page's current IValueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix, ... cli::array <System::Linq::Expressions::Expression<Func<TModel, System::Object ^> ^> ^> ^ includeExpressions);
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, params System.Linq.Expressions.Expression<Func<TModel,object>>[] includeExpressions) where TModel : class;
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, params System.Linq.Expressions.Expression<Func<TModel,object?>>[] includeExpressions) where TModel : class;
member this.TryUpdateModelAsync : 'Model * string * System.Linq.Expressions.Expression<Func<'Model, obj>>[] -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String, ParamArray includeExpressions As Expression(Of Func(Of TModel, Object))()) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the current IValueProvider.

includeExpressions
Expression<Func<TModel,Object>>[]

Expression(s) which represent top-level properties which need to be included for the current model.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String, IValueProvider, Func<ModelMetadata,Boolean>)

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using the valueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix, Microsoft::AspNetCore::Mvc::ModelBinding::IValueProvider ^ valueProvider, Func<Microsoft::AspNetCore::Mvc::ModelBinding::ModelMetadata ^, bool> ^ propertyFilter);
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider valueProvider, Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata,bool> propertyFilter) where TModel : class;
member this.TryUpdateModelAsync : 'Model * string * Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider * Func<Microsoft.AspNetCore.Mvc.ModelBinding.ModelMetadata, bool> -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String, valueProvider As IValueProvider, propertyFilter As Func(Of ModelMetadata, Boolean)) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the valueProvider.

valueProvider
IValueProvider

The IValueProvider used for looking up values.

propertyFilter
Func<ModelMetadata,Boolean>

A predicate which can be used to filter properties at runtime.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to

TryUpdateModelAsync<TModel>(TModel, String, IValueProvider, Expression<Func<TModel,Object>>[])

Source:
PageBase.cs
Source:
PageBase.cs
Source:
PageBase.cs

Updates the specified model instance using the valueProvider and a prefix.

public:
generic <typename TModel>
 where TModel : class System::Threading::Tasks::Task<bool> ^ TryUpdateModelAsync(TModel model, System::String ^ prefix, Microsoft::AspNetCore::Mvc::ModelBinding::IValueProvider ^ valueProvider, ... cli::array <System::Linq::Expressions::Expression<Func<TModel, System::Object ^> ^> ^> ^ includeExpressions);
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider valueProvider, params System.Linq.Expressions.Expression<Func<TModel,object>>[] includeExpressions) where TModel : class;
public System.Threading.Tasks.Task<bool> TryUpdateModelAsync<TModel> (TModel model, string prefix, Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider valueProvider, params System.Linq.Expressions.Expression<Func<TModel,object?>>[] includeExpressions) where TModel : class;
member this.TryUpdateModelAsync : 'Model * string * Microsoft.AspNetCore.Mvc.ModelBinding.IValueProvider * System.Linq.Expressions.Expression<Func<'Model, obj>>[] -> System.Threading.Tasks.Task<bool> (requires 'Model : null)
Public Function TryUpdateModelAsync(Of TModel As Class) (model As TModel, prefix As String, valueProvider As IValueProvider, ParamArray includeExpressions As Expression(Of Func(Of TModel, Object))()) As Task(Of Boolean)

Type Parameters

TModel

The type of the model object.

Parameters

model
TModel

The model instance to update.

prefix
String

The prefix to use when looking up values in the valueProvider.

valueProvider
IValueProvider

The IValueProvider used for looking up values.

includeExpressions
Expression<Func<TModel,Object>>[]

Expression(s) which represent top-level properties which need to be included for the current model.

Returns

Task<Boolean>

A Task that on completion returns true if the update is successful.

Applies to