Fix setPurgeLocation docs

ddeboer · ddeboer · commit b9a2624497a9 · 2015-06-15T21:44:14.000+02:00
diff --git a/doc/proxy-clients.rst b/doc/proxy-clients.rst
@@ -117,7 +117,7 @@ call `setPurgeLocation()`::
     use FOS\HttpCache\ProxyClient\Nginx;
 
     $nginx = new Nginx($servers, $baseUri);
-    $nginx->setPurgeLocation(
+    $nginx->setPurgeLocation('/purge');
 
 
 .. note::
