docs(sample): regional endpoint in publish ordered message sample (#1140)

laljikanjareeya · web-flow · commit db1f69c4aac5 · 2020-10-27T09:35:59.000+05:30
diff --git a/samples/publishOrderedMessage.js b/samples/publishOrderedMessage.js
@@ -47,7 +47,11 @@ async function main(
   const {PubSub} = require('@google-cloud/pubsub');
 
   // Creates a client; cache this for further use
-  const pubSubClient = new PubSub();
+  const pubSubClient = new PubSub({
+    // Sending messages to the same region ensures they are received in order
+    // even when multiple publishers are used.
+    apiEndpoint: 'us-east1-pubsub.googleapis.com:443',
+  });
 
   async function publishOrderedMessage() {
     // Publishes the message as a string, e.g. "Hello, world!" or JSON.stringify(someObject)
