Merge pull request #377 from lucklove/master

WaySLOG · WaySLOG · commit e2565ffa2e65 · 2016-05-13T15:52:01.000+08:00
说明Copy和所有权的关系
diff --git a/quickstart/function-method.md b/quickstart/function-method.md
@@ -41,11 +41,13 @@ let plus_num = |x: i32| x + num;
 let mut num = 5;
 
 {
-    let mut add_num = move |x: i32| num += x;
+    let mut add_num = move |x: i32| num += x;   // 闭包通过move获取了num的所有权
 
     add_num(5);
 }
 
+// 下面的num在被move之后还能继续使用是因为其实现了Copy特性
+// 具体可见所有权(Owership)章节
 assert_eq!(5, num);
 ```
 ## 高阶函数

Original file line number	Diff line number	Diff line change
`@@ -41,11 +41,13 @@ let plus_num = \|x: i32\| x + num;`
`41`	`41`	`let mut num = 5;`
`42`	`42`
`43`	`43`	`{`
`44`		`- let mut add_num = move \|x: i32\| num += x;`
	`44`	`+ let mut add_num = move \|x: i32\| num += x; // 闭包通过move获取了num的所有权`
`45`	`45`
`46`	`46`	`add_num(5);`
`47`	`47`	`}`
`48`	`48`
	`49`	`+// 下面的num在被move之后还能继续使用是因为其实现了Copy特性`
	`50`	`+// 具体可见所有权(Owership)章节`
`49`	`51`	`assert_eq!(5, num);`
`50`	`52`	```
`51`	`53`	`## 高阶函数`