Add Canonical tags on .ASPX pages Automatically using C#

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Just a small snippet to add link rel=”canonical” tag to your aspx pages using c#

We can use the canonical tag to tell the search engines to discard duplicate pages.


HtmlLink tag= new HtmlLink();
tag.Attributes.Add("rel", "canonical");
tag.Href = "http://www.yourdomainurl.com";
Header.Controls.Add(tag);

if you see a red underline in HtmlLink object, because if it does not has the namespace. Just right-click on it and select resolve and add the namespace. The namespace will be

using System.Web.UI.HtmlControls;



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