From 0ab8a03e931e60a4d584bd0258babedc0ac94ce3 Mon Sep 17 00:00:00 2001
From: Lutz Rosema <terabaud@gmail.com>
Date: Wed, 26 Oct 2016 16:20:09 +0200
Subject: [PATCH] Use `const` instead of `var` (#8107)

It clarifies that `history` and `current` won't be reassigned.
---
 tutorial/tutorial.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tutorial/tutorial.md b/tutorial/tutorial.md
index 4cb5438b..180ba05e 100644
--- a/tutorial/tutorial.md
+++ b/tutorial/tutorial.md
@@ -386,8 +386,8 @@ Its `handleClick` can push a new entry onto the stack by concatenating the new h
 
 ```javascript
 handleClick(i) {
-  var history = this.state.history;
-  var current = history[history.length - 1];
+  const history = this.state.history;
+  const current = history[history.length - 1];
   const squares = current.squares.slice();
   if (calculateWinner(squares) || squares[i]) {
     return;