代码块(阿里二面) 请回答打印的结果是多少? var p1=new Promise(resolve => { console.log(1) resolve(2) }) var p2=new Promise(resolve => { console.log(3) resolve(p1) }) p1.then(re => { console.log(re) }) p2.then(re => { console.log(re) }) 参考资料: 题目来源