From 69bfb6f717b927f5f388391df40a8676e5f39ea6 Mon Sep 17 00:00:00 2001
From: FuGangqiang <fu_gangqiang@163.com>
Date: Sat, 28 Feb 2015 09:59:52 +0800
Subject: [PATCH] change to iterate over &vet

---
 src/doc/intro.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/doc/intro.md b/src/doc/intro.md
index eb190d2ab2e..07a90959deb 100644
--- a/src/doc/intro.md
+++ b/src/doc/intro.md
@@ -565,7 +565,7 @@ while retaining safety. The answer is iterators:
 ```{rust}
 let vec = vec![1, 2, 3];
 
-for x in vec {
+for x in &vec {
     println!("{}", x);
 }
 ```