问答题【816/1530】【Promise第二题】下面代码的输出是什么？
1const promise = new Promise((resolve, reject) => { 2 console.log(1); 3 resolve('success') 4 console.log(2); 5}); 6promise.then(() => { 7 console.log(3); 8}); 9console.log(4);
难度：
2022-01-09 创建1const promise = new Promise((resolve, reject) => { 2 console.log(1); 3 resolve('success') 4 console.log(2); 5}); 6promise.then(() => { 7 console.log(3); 8}); 9console.log(4);
