title: Soap Client dont throw on exception
body: <p>i want when my wsdl server is down, SoapClient Throw to Exception, can any body help to me ?</p>
  
  <pre><code>function a()
  {
      try
      {
          $wsdl = @new SoapClient( 'http://somedomain.com' );
          return true;
      } catch( Exception  $sf )
      {
          return false;
      }
  }
  var_dump( a() );
  </code></pre>
  
  <p>i want result of my code is : false but when server down, my page is only white and has not any output</p>