Button Tag Property
<pre><code>foreach (Control c in this.Controls)
{
   if (c is Button)
   {
      Button b = (Button)c;
      if (b.Tag.Equals("submit") &amp;&amp; b.Tag.Equals("save"))
      {
         b.Visible = false;
      }
   }
}
</code></pre>

<p>I m trying to hide these to tag property button other will be show on form load here is my code its not working. but error show "Object Reference not set an............"</p>
