es6 async函数

async函数

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>async函数</title>

</head>
<body>


<script>

    async function fn() {
        //return 1;
        //return Promise.resolve(1);
        //return Promise.reject(2);
        return new Promise((resolve,reject)=>{
            resolve(2);
        })
    }

    const p = fn();
    console.log(p);
</script>
</body>
</html>
posted @ 2021-06-21 12:56  胡勇健  阅读(56)  评论(0)    收藏  举报