---
name: "up.Params.prototype.toFormData"
area: "API"
kind: "Instance method"
parent: "up.Params class"
url: "https://unpoly.com/api/up.Params.prototype.toFormData"
---
<nav aria-label="Unpoly docs">[All docs](https://unpoly.com/index.md) · [up.Params class](https://unpoly.com/api/up.Params.md)</nav>

# up.Params.prototype.toFormData()

Returns a [`FormData`](https://developer.mozilla.org/en-US/docs/Web/API/FormData) representation of this [`up.Params`](https://unpoly.com/api/up.Params.md) instance.

## Example {#example}

```js
let params = new up.Params('foo=bar&baz=bam')
let formData = params.toFormData()

formData.get('foo') // 'bar'
formData.get('baz') // 'bam'
```

---

## Return value {#return-value}

Type: [FormData](https://developer.mozilla.org/en-US/docs/Web/API/FormData)