From 4ac59e099c72f9d4a1a2a944efb20ceaaed288e6 Mon Sep 17 00:00:00 2001
From: banri <i@banri.me>
Date: Fri, 8 Jan 2016 23:27:16 +0800
Subject: [PATCH] Update set-map.md
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修复了变量未定义报错
---
 docs/set-map.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/set-map.md b/docs/set-map.md
index 0169068..57ddd73 100644
--- a/docs/set-map.md
+++ b/docs/set-map.md
@@ -13,7 +13,7 @@ var s = new Set();
 
 [2,3,5,4,5,2,2].map(x => s.add(x))
 
-for (i of s) {console.log(i)}
+for (let i of s) {console.log(i)}
 // 2 3 5 4
 ```