ValidationExtensions.ValidationMessageFor Method
Definition
Important
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Overloads
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, Object, String) |
Returns the HTML markup for a validation-error message for the specified expression. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, IDictionary<String,Object>, String) |
Returns the HTML markup for a validation-error message for the specified expression. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, String) |
Returns the HTML markup for a validation-error message for the specified expression. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, Object) |
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message and HTML attributes. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, IDictionary<String,Object>) |
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message and HTML attributes. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String) |
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message. |
| ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>) |
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression. |
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, Object, String)
Returns the HTML markup for a validation-error message for the specified expression.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage, object htmlAttributes, string tag);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string * obj * string -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String, htmlAttributes As Object, tag As String) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method operates on.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if a validation error occurs.
- htmlAttributes
- Object
An object that contains the HTML attributes for the element.
- tag
- String
The tag to be set for the wrapping HTML element of the validation message.
Returns
null if the model object is valid and client-side validation is disabled. Otherwise, a tag element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, IDictionary<String,Object>, String)
Returns the HTML markup for a validation-error message for the specified expression.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage, System.Collections.Generic.IDictionary<string,object> htmlAttributes, string tag);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string * System.Collections.Generic.IDictionary<string, obj> * string -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String, htmlAttributes As IDictionary(Of String, Object), tag As String) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method operates on.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if a validation error occurs.
- htmlAttributes
- IDictionary<String,Object>
An IDictionary<TKey,TValue> that contains the HTML attributes for the element.
- tag
- String
The tag to be set for the wrapping HTML element of the validation message.
Returns
null if the model object is valid and client-side validation is disabled. Otherwise, a tag element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, String)
Returns the HTML markup for a validation-error message for the specified expression.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage, string tag);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string * string -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String, tag As String) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method operates on.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if a validation error occurs.
- tag
- String
The tag to be set for the wrapping HTML element of the validation message.
Returns
null if the model object is valid and client-side validation is disabled. Otherwise, a tag element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, Object)
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message and HTML attributes.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage, object htmlAttributes);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string * obj -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String, htmlAttributes As Object) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method extends.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if the specified field contains an error.
- htmlAttributes
- Object
An object that contains the HTML attributes for the element.
Returns
If the property or object is valid, an empty string; otherwise, a span element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String, IDictionary<String,Object>)
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message and HTML attributes.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage, System.Collections.Generic.IDictionary<string,object> htmlAttributes);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string * System.Collections.Generic.IDictionary<string, obj> -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String, htmlAttributes As IDictionary(Of String, Object)) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method extends.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if the specified field contains an error.
- htmlAttributes
- IDictionary<String,Object>
An object that contains the HTML attributes for the element.
Returns
If the property or object is valid, an empty string; otherwise, a span element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>, String)
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression, using the specified message.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression, string validationMessage);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> * string -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty)), validationMessage As String) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method extends.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
- validationMessage
- String
The message to display if the specified field contains an error.
Returns
If the property or object is valid, an empty string; otherwise, a span element that contains an error message.
Applies to
ValidationMessageFor<TModel,TProperty>(HtmlHelper<TModel>, Expression<Func<TModel,TProperty>>)
Returns the HTML markup for a validation-error message for each data field that is represented by the specified expression.
public static System.Web.Mvc.MvcHtmlString ValidationMessageFor<TModel,TProperty> (this System.Web.Mvc.HtmlHelper<TModel> htmlHelper, System.Linq.Expressions.Expression<Func<TModel,TProperty>> expression);static member ValidationMessageFor : System.Web.Mvc.HtmlHelper<'Model> * System.Linq.Expressions.Expression<Func<'Model, 'Property>> -> System.Web.Mvc.MvcHtmlString<Extension()>
Public Function ValidationMessageFor(Of TModel, TProperty) (htmlHelper As HtmlHelper(Of TModel), expression As Expression(Of Func(Of TModel, TProperty))) As MvcHtmlStringType Parameters
- TModel
The type of the model.
- TProperty
The type of the property.
Parameters
- htmlHelper
- HtmlHelper<TModel>
The HTML helper instance that this method extends.
- expression
- Expression<Func<TModel,TProperty>>
An expression that identifies the object that contains the properties to render.
Returns
If the property or object is valid, an empty string; otherwise, a span element that contains an error message.