📅  最后修改于: 2022-03-11 15:04:15.893000             🧑  作者: Mango
// Using queries with promise chaining
Model.findOne({ name: 'Mr. Anderson' }).
then(doc => Model.updateOne({ _id: doc._id }, { name: 'Neo' })).
then(() => Model.findOne({ name: 'Neo' })).
then(doc => console.log(doc.name)); // 'Neo'
// Using queries with async/await
const doc = await Model.findOne({ name: 'Neo' });
console.log(doc.name); // 'Neo'