Recovering css class name <p>How can I recover a Css class that was add via JQuery in my <code>&lt;asp:TextBox&gt;</code> component ?</p> <p>Example:</p> <p><strong>ASPX</strong> </p> <p><code>&lt;asp:TextBox ID='txtTest' runat='server' CssClass='inputText'&gt;&lt;/asp:TextBox&gt;</code></p> <p><strong>JQUERY</strong></p> <p><code>$('#txtTest').addClass('testClass');</code></p> <p><strong>Page Renderized</strong></p> <p><code>&lt;input type='text' ID='txtTest' CssClass='inputText testClass' /&gt;</code></p> <p><strong>Code Behind</strong></p> <p>How can I recover the <code>testClass</code> that was add via Jquery in my <code>&lt;asp:TextBox&gt;</code> component ?</p> <p>I tryied <code>this.txtTest.CssClass</code> but return just <code>inputText</code> class. </p>