doc: fix examples in repl.md

* Update an example according to an actual REPL session. * Replace an arrow function with a common function to hold `this`. PR-URL: #12684 Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · May 2, 2017 · e8ae4ba · e8ae4ba
1 parent 2f13fc1
commit e8ae4ba
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/doc/api/repl.md b/doc/api/repl.md
@@ -335,7 +335,7 @@ replServer.defineCommand('sayhello', {
     this.displayPrompt();
   }
 });
-replServer.defineCommand('saybye', () => {
+replServer.defineCommand('saybye', function saybye() {
   console.log('Goodbye!');
   this.close();
 });
@@ -440,6 +440,8 @@ without passing any arguments (or by passing the `-i` argument):
 ```js
 $ node
 > const a = [1, 2, 3];
+undefined
+> a
 [ 1, 2, 3 ]
 > a.forEach((v) => {
 ...   console.log(v);