HtmlHelper.RadioButton Method (String, Object, Boolean, IDictionary<String, Object>)
Returns an HTML radio button control that has the specified name, value, default selected status, and custom attributes defined by an attribute dictionary.
Namespace: System.Web.WebPages.Html
Assembly: System.Web.WebPages (in System.Web.WebPages.dll)
Syntax
'Declaration
Public Function RadioButton ( _
name As String, _
value As Object, _
isChecked As Boolean, _
htmlAttributes As IDictionary(Of String, Object) _
) As IHtmlString
'Usage
Dim instance As HtmlHelper
Dim name As String
Dim value As Object
Dim isChecked As Boolean
Dim htmlAttributes As IDictionary(Of String, Object)
Dim returnValue As IHtmlString
returnValue = instance.RadioButton(name, _
value, isChecked, htmlAttributes)
public IHtmlString RadioButton(
string name,
Object value,
bool isChecked,
IDictionary<string, Object> htmlAttributes
)
public:
IHtmlString^ RadioButton(
String^ name,
Object^ value,
bool isChecked,
IDictionary<String^, Object^>^ htmlAttributes
)
member RadioButton :
name:string *
value:Object *
isChecked:bool *
htmlAttributes:IDictionary<string, Object> -> IHtmlString
public function RadioButton(
name : String,
value : Object,
isChecked : boolean,
htmlAttributes : IDictionary<String, Object>
) : IHtmlString
Parameters
- name
Type: System.String
The value to assign to the name attribute of the HTML control element. The name attribute defines the group that the radio button belongs to.
- value
Type: System.Object
The value to assign to the value attribute of the element.
- isChecked
Type: System.Boolean
true to indicate that the control is selected; otherwise, false.
- htmlAttributes
Type: System.Collections.Generic.IDictionary<String, Object>
The names and values of custom attributes for the element.
Return Value
Type: System.Web.IHtmlString
The HTML markup that represents the radio button control.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentException | name is null reference (Nothing in Visual Basic) or empty. |
Remarks
The returned markup consists of an HTML input element in one of the following forms:
<input type="radio" name="name" value="value" checked="checked" ...htmlAttributes... /> |
isChecked is true. |
<input type="radio" name="name" value="value "...htmlAttributes... /> |
isChecked is false. |