The HtmlImage control is used to control an <img> element. In HTML, the <img> element is used to display an image.
|Align||How to align the image according to surrounding elements. Legal values are:
|Alt||A short description of the image|
|Attributes||Returns all attribute name and value pairs of the element|
|Border||The width of the borders around the image|
|Disabled||A Boolean value that indicates whether or not the control should be disabled. Default is false|
|Height||The height of the image|
|id||A unique id for the control|
|runat||Specifies that the control is a server control. Must be set to "server"|
|Src||The URL of the image to display|
|Style||Sets or returns the CSS properties that are applied to the control|
|TagName||Returns the element tag name|
|Visible||A Boolean value that indicates whether or not the control should be visible|
|Width||The width of the image|
Declare an HtmlImage control in an .aspx file (remember to embed the control inside an HtmlForm control). Then we modify the src, alt and border properties of the HtmlImage control in an event handler (an event handler is a subroutine that executes code for a given event). The Page_Load event is one of many events that ASP .NET understands:
Declare an HtmlImage and an HTMLSelect control in an .aspx file (remember to embed the controls inside an HtmlForm control). Then we modify the src property of the HtmlImage control based on user choices. The value selected in the HtmlSelect control determines which image to display.