# $upsert

| Name                                                     | Usage Type                                     | Description                                                                                                                                      |
| -------------------------------------------------------- | ---------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------ |
| <mark style="background-color:green;">**$upsert**</mark> | <mark style="color:orange;">**Boolean**</mark> | <mark style="background-color:yellow;">**$upsert Operator Will Create Operators Like FindOneAndUpdate If The Entered Data Doesn't Exist**</mark> |

```javascript
/* Example Usage */
const model = ...Someone Model

(async () => {

await model.findOneAndUpdate({ classNumber: 999 },{ $set:{ name: "Five", surname: "So Beş" } },{ $upsert: true });
/*
{id:3, name: 'Five', surname: 'So Beş', age: null, classNumber: 999, achievements:[]},
*/

})();

```


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