From 0b149f60bd0c000c0dec136f2d3d3c7c7de44357 Mon Sep 17 00:00:00 2001
From: bmacnaughton <bmacnaughton@gmail.com>
Date: Thu, 19 Oct 2023 09:55:59 -0700
Subject: [PATCH] doc: fix `globalPreload` example

Fixes: https://github.com/nodejs/node/issues/50279
---
 doc/api/esm.md | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/doc/api/esm.md b/doc/api/esm.md
index 8f147b9c2445b2..caf21f6607faff 100644
--- a/doc/api/esm.md
+++ b/doc/api/esm.md
@@ -976,14 +976,14 @@ close normally.
  * and sends the message back to the application context
  */
 export function globalPreload({ port }) {
-  port.onmessage = (evt) => {
-    port.postMessage(evt.data);
-  };
+  port.on('message', (msg) => {
+    port.postMessage(msg);
+  });
   return `\
     port.postMessage('console.log("I went to the Loader and back");');
-    port.onmessage = (evt) => {
-      eval(evt.data);
-    };
+    port.on('message', (data) => {
+      eval(data);
+    });
   `;
 }
 ```