title: How to structure TextBox Placeholder Syntax
body: <p>The following works and displays the users User Name as a placeholder in the textbox but I can't figure out how to put the word "Username: " before it so that it reads.. Username: John</p>
  
  <pre><code>&lt;asp:TextBox ID="txtMessage" style="margin-top:-8px;" runat="server" Placeholder='&lt;%# Eval("UserName") %&gt;' TextMode="MultiLine" Rows="2" Columns="34"&gt;&lt;/asp:TextBox&gt;
  </code></pre>
  
  <p>I tried this..</p>
  
  <pre><code>&lt;asp:TextBox ID="txtMessage" style="margin-top:-8px;" runat="server" Placeholder='"Username: " &amp; &lt;%# Eval("UserName") %&gt;' TextMode="MultiLine" Rows="2" Columns="34"&gt;&lt;/asp:TextBox&gt;
  </code></pre>