From 9234c9fea4d2db040e73def518117f4135d71940 Mon Sep 17 00:00:00 2001
From: Evan <JustBlah@users.noreply.github.com>
Date: Sat, 1 Oct 2016 23:33:04 +0300
Subject: Update Swift pre-decrement syntax to match v3.0 (#2395)

---
 zh-cn/swift-cn.html.markdown | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'zh-cn/swift-cn.html.markdown')

diff --git a/zh-cn/swift-cn.html.markdown b/zh-cn/swift-cn.html.markdown
index 017a7812..cba9252d 100644
--- a/zh-cn/swift-cn.html.markdown
+++ b/zh-cn/swift-cn.html.markdown
@@ -373,7 +373,7 @@ internal class Rect: Shape {
 
     func shrink() {
         if sideLength > 0 {
-            --sideLength
+            sideLength -= 1
         }
     }
 
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