title: Bind two data in a textbox
body: <p>I am building an application for Windows Phone 7 where i need to display data of two fields in a single textblock and it should be separated by comma. I tried it using the following xaml code:</p>
  
  <pre><code>&lt;TextBlock Text="{Binding Path=city_name}"&gt; "{Binding Path = state}"
  Foreground="Black"&gt;&lt;/TextBlock&gt;
  </code></pre>
  
  <p>It didnt work. Please help to achieve this</p>