添加英文标题

2015-08-28 07:11:41 +08:00
parent e189b558f7
commit 16be13f3bc
20 changed files with 47 additions and 48 deletions
--- a/source/chapter2/17_Optional_Chaining.md
+++ b/source/chapter2/17_Optional_Chaining.md
@ -1,6 +1,6 @@
-# 可空链式调用
-
-----------------
+# 可空链式调用（Optional Chaining）
+
+-----------------

 > 1.0
 > 翻译：[Jasonbroker](https://github.com/Jasonbroker)