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Code Issues Releases Wiki Activity

Update desc for function scope in block scope.

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hotoo 2014-05-19 10:36:49 +08:00
parent 52386d10f6
commit b744b68e61
1 changed files with 4 additions and 4 deletions
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docs/let.md
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@ -11,7 +11,7 @@ ES6新增了let命令，用来声明变量。它的用法类似于var，但是
var b = 1; var b = 1;
} }
a // ReferenceError: a is not defined. a // ReferenceError: a is not defined.
b //1 b //1
``` ```
@ -102,10 +102,10 @@ function f1() {
```javascript ```javascript
// IIFE写法 // IIFE写法
(function () { (function () {
var tmp = ...; var tmp = ...;
... ...
}()); }());
// 块级作用域写法 // 块级作用域写法
{ {
@ -115,7 +115,7 @@ function f1() {
``` ```
另外，ES6也规定，函数的作用域为其所在的块级作用域。 另外，ES6也规定，函数本身的作用域，在其所在的块级作用域之内。
```javascript ```javascript