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更新 async

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这里不需要 `async` 去掉更容易理解其原理。
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Willin Wang 2017-03-23 11:31:50 +08:00 committed by GitHub
parent ea989e002d
commit 2c4d545dcc
1 changed files with 2 additions and 2 deletions
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docs/async.md
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@ -376,8 +376,8 @@ async function dbFuc(db) {
上面代码会报错，因为`await`用在普通函数之中了。但是，如果将`forEach`方法的参数改成`async`函数，也有问题。
```javascript
async function dbFuc(db) {
let docs = [{}, {}, {}];
function dbFuc(db) { //这里不需要 async
 let docs = [{}, {}, {}];
// 可能得到错误结果
docs.forEach(async function (doc) {