// 做饭 function cook() { return new Promise((resolve, reject) => { console.log('邓哥打开了电饭煲'); setTimeout(() => { if (Math.random() < 0.5) { resolve('饭已ok'); } else { reject('做饭却忘了加水,米饭变成了爆米花'); } }, 2000); }); } // 洗衣服 function wash() { return new Promise((resolve, reject) => { console.log('邓哥打开了洗衣机'); setTimeout(() => { if (Math.random() < 0.5) { resolve('衣服已经洗好'); } else { reject('洗衣服时停水了,洗了个寂寞'); } }, 2500); }); } // 打扫卫生 function sweep() { return new Promise((resolve, reject) => { console.log('邓哥打开了扫地机器人'); setTimeout(() => { if (Math.random() < 0.5) { resolve('地板扫的非常干净'); } else { reject('扫地机器人被哈士奇一爪掀翻了'); } }, 3000); }); } Promise.allSettled([cook(), wash(), sweep()]).then((result) => { // 处理汇总结果 const report = result .map((r) => (r.status === 'fulfilled' ? r.value : r.reason)) .join(';'); console.log(report); });