A very lightweight JavaScript library for easy cookie management — set, read, and delete browser cookies effortlessly
- very easy to write, read and delete browser cookies
- simple and intuitive syntax
- extremely small: with around 500 bytes when minified (350 bytes gzipped), it is probably the smallest and most optimized API for handling browser cookies from JavaScript
Zebra Cookie is a convenient choice if you want a small, dependency-free solution for cookie management, especially for projects where managing cookies is required but using a larger library isn't necessary.
Check out the demos
Zebra Cookie is available as a npm package. To install it use:
# the "--save" argument adds the plugin as a dependency in packages.json
npm install zebra_cookie --save
Load Zebra Cookie:
<script src="path/to/zebra_cookie.min.js"></script>
Alternatively, you can load Zebra Cookie from JSDelivr CDN like this:
<!-- for the most recent version, not recommended in production -->
<script src="https://cdn.jsdelivr.net/npm/zebra_cookie@latest/dist/zebra_cookie.min.js"></script>
<!-- for a specific version -->
<script src="https://cdn.jsdelivr.net/npm/zebra_cookie@3.0.0/dist/zebra_cookie.min.js"></script>
<!-- replacing "min" with "src" will serve you the non-compressed version -->
Usage
// at this point "Cookie" object will be available in the global namespace
// the object exposes 3 methods that you can use to write, read and delete cookies
// create a session cookie (expires when the browser closes)
Cookie.write('cookie_name', 'cookie_value');
// create a cookie that expires in 1 day
Cookie.write('cookie_name', 'cookie_value', 24 * 60 * 60);
// read a cookie’s value
// following the examples above, this should return "cookie_value"
Cookie.read('cookie_name');
// the "read" method returns null if the cookie doesn’t exist
Cookie.read('non_existing_cookie_name');
// delete the cookie
Cookie.destroy('cookie_name');
Removes a cookie from the browser.
Returns TRUE
on success or FALSE
otherwise.
name
- the name of the cookie to remove
// create a session cookie (expires when the browser closes)
Cookie.write('cookie_name', 'cookie_value');
// delete the cookie
Cookie.destroy('cookie_name');
Reads the value of a cookie.
Returns the value of the requested cookie or null
if the cookie doesn't exist.
name
- the name of the cookie to read
// create a session cookie (expires when the browser closes)
Cookie.write('cookie_name', 'cookie_value');
// read a cookie's value
// following the examples above, this should return "cookie_value"
Cookie.read('cookie_name');
Sets a cookie in the browser.
Returns TRUE
if the cookie was successfully set, or FALSE
otherwise.
name
- The name of the cookie to set
value
- The value to set
expire
- (optional) - The life time of the cookie, in seconds. If set to 0
, or omitted, the cookie will expire at the end of the session (when the browser closes).
path
- (optional) - The path on the server in which the cookie will be available on. If set to /
, the cookie will be available within the entire domain. If set to /foo/
, the cookie will only be available within the /foo/
directory and all subdirectories such as /foo/bar/
of the domain. If omitted, it will be set to /
.
domain
- (optional) - The domain that the cookie will be available on. To make the cookie available on all sub-domains of example.com
, domain should be set to to .example.com
. The .
(dot) is not required but makes it compatible with more browsers. Setting it to www.example.com
will make the cookie available only in the www
sub-domain.
secure
- (optional) - Indicates whether cookie information should only be transmitted over a HTTPS connection. Default is FALSE
.
// create a session cookie (expires when the browser closes)
Cookie.write('cookie_name', 'cookie_value');
// create a cookie that expires in 1 day
Cookie.write('cookie_name', 'cookie_value', 24 * 60 * 60);
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