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FormAttribute Class

.NET Framework 4.5

Represents an attribute that specifies that values for model binding are provided by a form field.

Namespace:  System.Web.ModelBinding
Assembly:  System.Web (in System.Web.dll)

[AttributeUsageAttribute(AttributeTargets::Parameter, Inherited = false, AllowMultiple = false)]
public ref class FormAttribute sealed : public ValueProviderSourceAttribute, 
	IUnvalidatedValueProviderSource, IValueProviderSource

The FormAttribute type exposes the following members.

  NameDescription
Public methodFormAttribute()Initializes a new instance of the FormAttribute class.
Public methodFormAttribute(String)Initializes a new instance of the FormAttribute class using the specified form field name.
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  NameDescription
Public propertyFieldNameGets the name of the form field.
Public propertyTypeIdWhen implemented in a derived class, gets a unique identifier for this Attribute. (Inherited from Attribute.)
Public propertyValidateInputGets or sets a value that indicates whether the form data is validated.
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  NameDescription
Public methodEqualsInfrastructure. Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute.)
Public methodGetHashCodeReturns the hash code for this instance. (Inherited from Attribute.)
Public methodGetModelNameGets the model name. (Overrides ValueProviderSourceAttribute::GetModelName().)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Public methodGetValueProviderGets the value provider. (Overrides ValueProviderSourceAttribute::GetValueProvider(ModelBindingExecutionContext).)
Public methodIsDefaultAttributeWhen overridden in a derived class, indicates whether the value of this instance is the default value for the derived class. (Inherited from Attribute.)
Public methodMatchWhen overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)
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  NameDescription
Explicit interface implemetationPrivate method_Attribute::GetIDsOfNamesMaps a set of names to a corresponding set of dispatch identifiers. (Inherited from Attribute.)
Explicit interface implemetationPrivate method_Attribute::GetTypeInfoRetrieves the type information for an object, which can be used to get the type information for an interface. (Inherited from Attribute.)
Explicit interface implemetationPrivate method_Attribute::GetTypeInfoCountRetrieves the number of type information interfaces that an object provides (either 0 or 1). (Inherited from Attribute.)
Explicit interface implemetationPrivate method_Attribute::InvokeProvides access to properties and methods exposed by an object. (Inherited from Attribute.)
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For a tutorial series on using model binding with Web Forms, see Model Binding and Web Forms.

.NET Framework

Supported in: 4.6, 4.5

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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