datakeynames in gridview
<p>i have gridview having a </p>

<pre><code> DataKeyNames="FilterId,ItemId"
</code></pre>

<p>field.How can i get each values in both fields in </p>

<pre><code> gdv_RowEditing 
</code></pre>

<p>event.i tried</p>

<pre><code> protected void gdv_RowEditing(object sender, GridViewEditEventArgs e)
    {
     string a = gdv.DataKeys[e.NewEditIndex].Value[0].ToString(); 
     string b = gdv.DataKeys[e.NewEditIndex].Value[1].ToString();
    }
</code></pre>

<p>but it shows error like</p>

<pre><code>'cannot apply indexing with [] to an expression of type object'
</code></pre>
