From 4cb611f3d1287526b99e9de93f7f034ab60947cd Mon Sep 17 00:00:00 2001
From: Hsiang-Cheng Yang <rick68@users.noreply.github.com>
Date: Sat, 27 Oct 2018 14:33:07 +0800
Subject: [PATCH] Update string.rs

remove unused variable i in example String::with_capacity()
---
 src/liballoc/string.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs
index ab3f8fc270720..ff3587d5d8730 100644
--- a/src/liballoc/string.rs
+++ b/src/liballoc/string.rs
@@ -413,7 +413,7 @@ impl String {
     ///
     /// // These are all done without reallocating...
     /// let cap = s.capacity();
-    /// for i in 0..10 {
+    /// for _ in 0..10 {
     ///     s.push('a');
     /// }
     ///