IHtmlHelper<TModel>.ValueFor<TResult> Method

Definition

Namespace:

Microsoft.AspNetCore.Mvc.Rendering

Assembly:

Microsoft.AspNetCore.Mvc.ViewFeatures.dll

Package:

Microsoft.AspNetCore.App.Ref v9.0.0

Returns the formatted value for the specified expression. Specifically, returns the first non-null value found in: the ModelState entry with full name, or the expression evaluated against Model. See NameFor<TResult>(Expression<Func<TModel,TResult>>) for more information about a "full name".

public:
generic <typename TResult>
 System::String ^ ValueFor(System::Linq::Expressions::Expression<Func<TModel, TResult> ^> ^ expression, System::String ^ format);

public string ValueFor<TResult> (System.Linq.Expressions.Expression<Func<TModel,TResult>> expression, string format);

abstract member ValueFor : System.Linq.Expressions.Expression<Func<'Model, 'Result>> * string -> string

Public Function ValueFor(Of TResult) (expression As Expression(Of Func(Of TModel, TResult)), format As String) As String

Type Parameters

TResult

The type of the expression result.

Parameters

expression

Expression<Func<TModel,TResult>>

An expression to be evaluated against the current model.

format

String

The format string (see https://msdn.microsoft.com/en-us/library/txafckwd.aspx) used to format the expression value when returning that value.

Returns

String

A String containing the formatted value.

Remarks

Converts the expression result to a String directly if format is null or empty.