spiegel-keyman/web/docs/engine/reference/util/saveCookie.md
Marc Durdin 1f82507730 docs(web): deprecate unused and obsolete API endpoints and docs cleanup
Deprecate the following obsolete functions and properties:
* `keyman.helpURL`
* `keyman.util.rgba`
* `keyman.util.toFloat`
* `keyman.util.toNumber`
* `keyman.util.toNzString`

Use correct language for code blocks in Keyman Engine for Web
documentation.

Test-bot: skip
2026-08-12 16:07:22 +02:00

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---
title: saveCookie
---
## Summary
Save document variables as a cookie.
## Syntax
```js
keyman.util.saveCookie(cn, cv);
```
### Parameters
`cn`
: Type: `string`
: Name of the cookie to save.
`cv`
: Type: `Object`
: An array of named arguments and values.
### Return Value
`undefined`
## See also
* [`keyman.util.loadCookie()`](loadCookie)