Get the current page URI on Drupal 8

Here an example to get the current page path programmatically in Drupal 8

    $current_url = Url::fromRoute('<current>');

    $path = $current_url->toString();

Exemples for the page /en/user/login:

$current_url->toString(); // /en/user/login

$current_url->getInternalPath(); // user/login

$path = $current_url->getRouteName(); // <current>

Drupal provide several way to do the same things, You can also use following syntax.

$path = \Drupal::request()->attributes->get('_system_path');

$current_uri = \Drupal::request()->getRequestUri();

$current_path = \Drupal::service('path.current')->getPath();

$result = \Drupal::service('path.alias_manager')->getAliasByPath($current_path);

Get the url of the request

This return the url displayed on the browser.

$page = \Drupal::request()->getRequestUri();