WordPress at a glance
function is not described

Requests_Cookie_Jar::register() public WP 1.0

Register the cookie handler with the request's hooking system

It's a method of the class: Requests_Cookie_Jar{}

No Hooks.

Return

Null. Nothing.

Usage

$Requests_Cookie_Jar = new Requests_Cookie_Jar();
$Requests_Cookie_Jar->register( $hooks );
$hooks(Requests_Hooker) (required)
Hooking system

Code of Requests_Cookie_Jar::register() WP 5.5.1

<?php
public function register(Requests_Hooker $hooks) {
	$hooks->register('requests.before_request', array($this, 'before_request'));
	$hooks->register('requests.before_redirect_check', array($this, 'before_redirect_check'));
}