---
name: "up.Params.fromURL"
area: "API"
kind: "Class method"
parent: "up.Params class"
url: "https://unpoly.com/api/up.Params.fromURL"
---
<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.fromURL(url)

Constructs a new [`up.Params`](https://unpoly.com/api/up.Params.md) instance from the given URL's [query string](https://en.wikipedia.org/wiki/Query_string).

Constructs an empty [`up.Params`](https://unpoly.com/api/up.Params.md) instance if the given URL has no query string.

<nav aria-label="Contents">

#### Contents

- [Example](#example)
- [Parameters](#parameters)
- [Return value](#return-value)

</nav>

## Example {#example}

```js
let params = up.Params.fromURL('http://foo.com?foo=fooValue&bar=barValue')
let foo = params.get('foo')
// foo is now: 'fooValue'
```

---

## Parameters {#parameters}

### url {#url}

(required)

The URL from which to extract the query string.

Type: string

---

## Return value {#return-value}

The params from the given URL's query string.

Type: [up.Params](https://unpoly.com/api/up.Params.md)