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HtmlControl.TagName Property

Gets the element name of a tag that contains a runat=server attribute and value pair.

Namespace:  System.Web.UI.HtmlControls
Assembly:  System.Web (in System.Web.dll)

public virtual string TagName { get; }

Property Value

Type: System.String
The element name of the specified tag.

Use this property to programmatically determine the element name of the HTML server control. For example, the TagName property of the server-side <div id="myDiv" runat=server> element contains the value "div".

The following code example demonstrates how to use the TagName property to programmatically determine the element name of a tag.

<%@ Page Language="C#" AutoEventWireup="True" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>HtmlControl TagName Property Example</title>
<script language="C#" runat="server">

      void Submit_Clicked(Object sender, EventArgs e) 
      {

         Message.InnerHtml = "My TagName is: " + Submit1.TagName;

      }        


   </script>
</head>

<body>
   <form id="form1" method="post" runat="server">

      <h3>HtmlControl TagName Property Example</h3>

      <input id="Submit1"        
             type="submit"
             value="Click Me!!"
             onserverclick="Submit_Clicked"
             runat="server"/>

      <br /><br />

      <span id="Message" runat="server"/>  

   </form>

</body>
</html>

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1
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