问答题【837/1530】【Promise第五题】下面代码的输出是什么？
1const fn = () => (new Promise((resolve, reject) => { 2 console.log(1); 3 resolve('success') 4})) 5fn().then(res => { 6 console.log(res) 7}) 8console.log('start')
难度：
2021-11-20 创建1const fn = () => (new Promise((resolve, reject) => { 2 console.log(1); 3 resolve('success') 4})) 5fn().then(res => { 6 console.log(res) 7}) 8console.log('start')
