移除行末空格 (#782)

2018-05-06 19:13:01 +08:00
parent a3f0cae500
commit 08a76e561f
29 changed files with 1030 additions and 1030 deletions
--- a/source/chapter4/07_Optional_Case_Study.md
+++ b/source/chapter4/07_Optional_Case_Study.md
@ -63,7 +63,7 @@ extension Dictionary {
 ```swift
 var dic: Dictionary = [ "1": 2, "3":3, "4":5 ]

-var t = dic.valuesForKeys(["1", "4"]) 
+var t = dic.valuesForKeys(["1", "4"])
 //结果为：[Optional(2), Optional(5)]

 var t = dict.valuesForKeys(["3", "9"])