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= gun_cookies:domain_match(3)

== Name

gun_cookies:domain_match - Cookie domain match

== Description

[source,erlang]
----
domain_match(String, DomainString) -> boolean()

String       :: binary()
DomainString :: binary()
----

Cookie domain match.

This function can be used when implementing the
`set_cookie_secure_match` callback of a cookie store.

== Arguments

String::

The string to match.

DomainString::

The domain string that will be matched against.

== Return value

Returns `true` when `String` domain-matches `DomainString`,
and `false` otherwise.

== Changelog

* *2.0*: Function introduced.

== Examples

.Perform a domain match
[source,erlang]
----
Match = gun_cookies:domain_match(Domain, CookieDomain).
----

== See also

link:man:gun_cookies(3)[gun_cookies(3)],
link:man:gun_cookies:path_match(3)[gun_cookies:path_match(3)]