title: How to call web API in WPF 4.0
body: <p>I wants to <strong>call web API in my WPF 4.0 application</strong> , where API receive request in JSON format &amp; send response in JSON format.</p>
  
  <p>I got the solution to <strong>call web API in WPF 4.5</strong> from here <a href="http://www.asp.net/web-api/overview/web-api-clients/calling-a-web-api-from-a-wpf-application" rel="nofollow">http://www.asp.net/web-api/overview/web-api-clients/calling-a-web-api-from-a-wpf-application</a></p>
  
  <p>but <strong>i want same kind of solution in WPF 4.0</strong></p>
  
  <p>please help me</p>