From deb9db8c373de17feacf3067aee62163e2d48776 Mon Sep 17 00:00:00 2001
From: Ryan Weaver <ryan@thatsquality.com>
Date: Mon, 1 Jun 2015 18:30:37 -0400
Subject: [PATCH] Documenting how to keep option value BC - see #14377

---
 UPGRADE-2.7.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/UPGRADE-2.7.md b/UPGRADE-2.7.md
index 42b8349702f34..74c2791c63b08 100644
--- a/UPGRADE-2.7.md
+++ b/UPGRADE-2.7.md
@@ -144,6 +144,11 @@ Form
            'Ignored' => Status::IGNORED,
        ),
        'choices_as_values' => true,
+       // important if you rely on your option value attribute (e.g. for JavaScript)
+       // this will keep the same functionality as before
+       'choice_value' => function ($choice) {
+           return $choice;
+       },
    ));
    ```