From 809d18d77d3e3d09ab680b3f71654891b579c647 Mon Sep 17 00:00:00 2001
From: Robert Benjamin <rotberj@gmail.com>
Date: Sat, 8 Jul 2017 18:13:31 -0700
Subject: [PATCH] Use index as the key in todo list example

If the todo content is used as the key, there will be issues if a user enters multiple todos with the same content. Using the index ensures that all keys are unique.
---
 src/v2/guide/list.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/v2/guide/list.md b/src/v2/guide/list.md
index fd9931fb68..ef1af1fb43 100644
--- a/src/v2/guide/list.md
+++ b/src/v2/guide/list.md
@@ -298,7 +298,7 @@ new Vue({
     <li
       is="todo-item"
       v-for="(todo, index) in todos"
-      v-bind:key="todo"
+      v-bind:key="index"
       v-bind:title="todo"
       v-on:remove="todos.splice(index, 1)"
     ></li>