增加

语法

插入单个文档 insertOne()当您想要插入单个文档时，请使用该方法。

插入多个文档 insertMany()当您想要插入多个文档时，请使用该方法。

例子

const myDB = client.db("myDB");
const myColl = myDB.collection("pizzaMenu");

const docs = [
  { name: "Sicilian pizza", shape: "square" },
  { name: "New York pizza", shape: "round" },
  { name: "Grandma pizza", shape: "square" },
];

const insertManyresult = await myColl.insertMany(docs);
let ids = insertManyresult.insertedIds;

console.log(`${insertManyresult.insertedCount} documents were inserted.`);

for (let id of Object.values(ids)) {
  console.log(`Inserted a document with id ${id}`);
}