From 6be57b6ce9f195ff143f0f3347087ce2d6f66765 Mon Sep 17 00:00:00 2001 From: Peng-Jie Date: Sun, 19 Jun 2016 20:20:09 +0800 Subject: [PATCH] use `let` instead of `var` in for loop. --- readme.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/readme.md b/readme.md index b2317c0..ad3dc69 100644 --- a/readme.md +++ b/readme.md @@ -66,7 +66,7 @@ A function which takes a function as an argument and/or returns a function. ```js const filter = (pred, xs) => { const result = []; - for (var idx = 0; idx < xs.length; idx++) { + for (let idx = 0; idx < xs.length; idx++) { if (pred(xs[idx])) { result.push(xs[idx]); }