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Specifies that a parameter or property should be bound using form-data in the request body.
public ref class FromFormAttribute : Attribute, Microsoft::AspNetCore::Mvc::ModelBinding::IBindingSourceMetadata, Microsoft::AspNetCore::Mvc::ModelBinding::IModelNameProvider[System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)]public class FromFormAttribute : Attribute, Microsoft.AspNetCore.Mvc.ModelBinding.IBindingSourceMetadata, Microsoft.AspNetCore.Mvc.ModelBinding.IModelNameProvider[System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)]public class FromFormAttribute : Attribute, Microsoft.AspNetCore.Http.Metadata.IFromFormMetadata, Microsoft.AspNetCore.Mvc.ModelBinding.IBindingSourceMetadata, Microsoft.AspNetCore.Mvc.ModelBinding.IModelNameProvider[<System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)>]type FromFormAttribute = class inherit Attribute interface IBindingSourceMetadata interface IModelNameProvider[<System.AttributeUsage(System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)>]type FromFormAttribute = class inherit Attribute interface IBindingSourceMetadata interface IModelNameProvider interface IFromFormMetadataPublic Class FromFormAttributeInherits AttributeImplements IBindingSourceMetadata, IModelNameProviderPublic Class FromFormAttributeInherits AttributeImplements IBindingSourceMetadata, IFromFormMetadata, IModelNameProviderIn this example, the value of the 'name' field in the form-data request body is bound to the name parameter,and the value of the 'age' field is bound to the age parameter.
app.MapPost("/from-form", ([FromForm] string name, [FromForm] int age) => new { Name = name, Age = age });Binds a parameter or property to a field in a form-data request body with the same name, or the name specified in theName property. Form parameter names are matched case-insensitively.
For more information about parameter binding seeParameter binding.
| FromFormAttribute() |
| BindingSource | Gets theBindingSource. |
| Name | The form field name. |
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