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Merge pull request #1007 from careteenL/patch-1

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docs(decorator): 修改函数提升时代码实际执行顺序
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Ruan YiFeng 2020-09-15 17:12:48 +08:00 committed by GitHub
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@ -309,13 +309,13 @@ function foo() {
上面的代码，意图是执行后`counter`等于 1，但是实际上结果是`counter`等于 0。因为函数提升，使得实际执行的代码是下面这样。 上面的代码，意图是执行后`counter`等于 1，但是实际上结果是`counter`等于 0。因为函数提升，使得实际执行的代码是下面这样。
```javascript ```javascript
var counter;
var add;
@add @add
function foo() { function foo() {
} }
var counter;
var add;
counter = 0; counter = 0;
add = function () { add = function () {