universal-cookie

universal-cookie

Universal cookies for JavaScript

Integrations

- react-cookie - Universal cookies for React - universal-cookie-express - Hook cookies get/set on Express for server-rendering

Getting started

npm install universal-cookie or in the browser (global variable UniversalCookie): ```html ```

API - Cookies class

constructor([cookieHeader])

Create a cookies context - cookieHeader (string|object): specify the cookie header or object

get(name, [options])

Get a cookie value - name (string): cookie name - options (object):

- doNotParse (boolean): do not convert the cookie into an object no matter what

getAll([options])

Get all cookies - options (object):

- doNotParse (boolean): do not convert the cookie into an object no matter what

set(name, value, [options])

Set a cookie value

• name (string): cookie name

• value (string|object): save the value and stringify the object if needed

• options (object): Support all the cookie options from RFC 6265

- path (string): cookie path, use / as the path if you want your cookie to be accessible on all pages - expires (Date): absolute expiration date for the cookie - maxAge (number): relative max age of the cookie from when the client receives it in seconds - domain (string): domain for the cookie (sub.domain.com or .allsubdomains.com) - secure (boolean): Is only accessible through HTTPS? - httpOnly (boolean): Is only the server can access the cookie? - sameSite (boolean|none|lax|strict): Strict or Lax enforcement

remove(name, [options])

Remove a cookie

• name (string): cookie name

• options (object): Support all the cookie options from RFC 6265

- path (string): cookie path, use / as the path if you want your cookie to be accessible on all pages - expires (Date): absolute expiration date for the cookie - maxAge (number): relative max age of the cookie from when the client receives it in seconds - domain (string): domain for the cookie (sub.domain.com or .allsubdomains.com) - secure (boolean): Is only accessible through HTTPS? - httpOnly (boolean): Is only the server can access the cookie? - sameSite (boolean|none|lax|strict): Strict or Lax enforcement

addChangeListener(callback)

Add a listener to when a cookie is set or removed. - callback (function): Call that will be called with the first argument containing name, value and options of the changed cookie.

removeChangeListener(callback)

Remove a listener from the change callback.

Browser Example

```js import Cookies from 'universal-cookie'; const cookies = new Cookies(); cookies.set('myCat', 'Pacman', { path: '/' }); console.log(cookies.get('myCat')); // Pacman ```

Server Example

```js import Cookies from 'universal-cookie'; const cookies = new Cookies(req.headers.cookie); console.log(cookies.get('myCat')); // Pacman or undefined if not set yet ```