ValidationMessageTagHelper Class

Definition

Namespace:

Microsoft.AspNetCore.Mvc.TagHelpers

Assembly:

Microsoft.AspNetCore.Mvc.TagHelpers.dll

Package:

Microsoft.AspNetCore.App.Ref v8.0.0

ITagHelper implementation targeting <span> elements with an asp-validation-for attribute.

public ref class ValidationMessageTagHelper : Microsoft::AspNetCore::Razor::TagHelpers::TagHelper

[Microsoft.AspNetCore.Razor.TagHelpers.HtmlTargetElement("span", Attributes="asp-validation-for")]
public class ValidationMessageTagHelper : Microsoft.AspNetCore.Razor.TagHelpers.TagHelper

[<Microsoft.AspNetCore.Razor.TagHelpers.HtmlTargetElement("span", Attributes="asp-validation-for")>]
type ValidationMessageTagHelper = class
    inherit TagHelper

Public Class ValidationMessageTagHelper
Inherits TagHelper

Inheritance

Object

TagHelper

ValidationMessageTagHelper

Attributes

HtmlTargetElementAttribute

Constructors

ValidationMessageTagHelper(IHtmlGenerator)

Creates a new ValidationMessageTagHelper.

Properties

For	Gets an expression to be evaluated against the current model.
Generator	Gets the IHtmlGenerator used to generate the ValidationMessageTagHelper's output.
Order	When a set of ITagHelpers are executed, their Init(TagHelperContext)'s are first invoked in the specified Order; then their ProcessAsync(TagHelperContext, TagHelperOutput)'s are invoked in the specified Order. Lower values are executed first.
ViewContext	Gets the ViewContext of the executing view.

Methods

Init(TagHelperContext)	Initializes the ITagHelper with the given context. Additions to Items should be done within this method to ensure they're added prior to executing the children. (Inherited from TagHelper)
Process(TagHelperContext, TagHelperOutput)	Synchronously executes the TagHelper with the given context and output. (Inherited from TagHelper)
ProcessAsync(TagHelperContext, TagHelperOutput)	Asynchronously executes the TagHelper with the given context and output.