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ASP.NET HtmlSelect Control


HTML Server Controls HTML Server Controls

Definition and Usage

The HtmlSelect control is used to control a <select> element. In HTML, the <select> element is used to create a drop-down list.


Properties

Property Description
Attributes Returns all attribute name and value pairs of the element
DataMember A name of a data table to use
DataSource A data source to use
DataTextField A field in the data source to be displayed in the drop-down list
DataValueField A field in the data source that specifies the value of each selectable item in the drop-down list
Disabled A Boolean value that indicates whether or not the control should be disabled. Default is false
id A unique id for the control
InnerHtml Sets or returns the content between the opening and closing tags of the HTML element. Special characters are not automatically converted to HTML entities
InnerText Sets or returns all text between the opening and closing tags of the HTML element. Special characters are automatically converted to HTML entities
Items The list of items in the drop-down list
Multiple Whether multiple items can be selected at a time
OnServerChange The name of the function to be executed when the selected item has changed
runat Specifies that the control is a server control. Must be set to "server"
SelectedIndex The index of the currently selected item
Size The number of visible items in the drop-down list
Style Sets or returns the CSS properties that are applied to the control
TagName Returns the element tag name
Value The value of the currently selected item
Visible A Boolean value that indicates whether or not the control should be visible


Example

HTMLSelect
Declare an HtmlImage and an HTMLSelect control in an .aspx file (remember to embed the controls inside an HtmlForm control). Then modify the src property of the HtmlImage control based on user choices. The value selected in the HtmlSelect control determines which image to display.


HTML Server Controls HTML Server Controls

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