Added example to README.md and touched up url_list.txt

README.md

@@ -23,3 +23,27 @@ It bootstraps a swoole scheduler for you, so you can do things like:
 
 ```
 
+## Use with other Swoole modules
+
+A small number of Swoole modules have helper Rx wrappers in this library.
+You can use these to combine into more complex examples:
+```php
+
+// this example uses the rx/operator-extras package for `cut`
+
+$file = \Rx\Swoole\Async::read(__DIR__ . '/url_list.txt');
+
+$urlInfo = $file
+    ->cut("\n")
+    ->flatMap(function ($url) {
+        return \Rx\Swoole\Http::get($url)
+            ->map(function ($content) use ($url) {
+                return $url . " is " . strlen($content) . " bytes.\n";
+            });
+    });
+
+$urlInfo->subscribe(function ($info) {
+        echo $info;
+    });
+```
+

examples/url_list.txt

@@ -1,3 +1,3 @@
-https://www.google.com:80/
-https://www.facebook.com:80/
-https://www.microsoft.com:80/
+https://www.google.com/
+https://www.facebook.com/
+https://www.microsoft.com/