Same name in other branches

1. 8.x-1.x menu_example/src/Controller/MenuExampleController.php \Drupal\menu_example\Controller\MenuExampleController::urlArgument()
2. 4.0.x modules/menu_example/src/Controller/MenuExampleController.php \Drupal\menu_example\Controller\MenuExampleController::urlArgument()

Demonstrates use of optional URL arguments in for menu item.

Parameters

string $arg1: First argument of URL.

string $arg2: Second argument of URL.

Return value

array Controller response.

See also

https://www.drupal.org/docs/8/api/routing-system/parameters-in-routes

1 string reference to 'MenuExampleController::urlArgument'

menu_example.routing.yml in modules/menu_example/menu_example.routing.yml

modules/menu_example/menu_example.routing.yml

File

modules/menu_example/src/Controller/MenuExampleController.php, line 173

Class

MenuExampleController

Controller routines for menu example routes.

Namespace

Drupal\menu_example\Controller

Code

public function urlArgument($arg1, $arg2) {
    // Perpare URL for single arguments.
    $url_single = Url::fromRoute('examples.menu_example.use_url_arguments', [
        'arg1' => 'one',
    ]);
    // Prepare URL for multiple arguments.
    $url_double = Url::fromRoute('examples.menu_example.use_url_arguments', [
        'arg1' => 'one',
        'arg2' => 'two',
    ]);
    // Add these argument links to the page content.
    $markup = $this->t('This page demonstrates using arguments in the url. For example, access it with @link_single for single argument or @link_double for two arguments in URL', [
        '@link_single' => Link::createFromRoute($url_single->getInternalPath(), $url_single->getRouteName(), $url_single->getRouteParameters())
            ->toString(),
        '@link_double' => Link::createFromRoute($url_double->getInternalPath(), $url_double->getRouteName(), $url_double->getRouteParameters())
            ->toString(),
    ]);
    // Process the arguments if they're provided.
    if (!empty($arg1)) {
        $markup .= '<div>' . $this->t('Argument 1 = @arg', [
            '@arg' => $arg1,
        ]) . '</div>';
    }
    if (!empty($arg2)) {
        $markup .= '<div>' . $this->t('Argument 2 = @arg', [
            '@arg' => $arg2,
        ]) . '</div>';
    }
    // Finally return the markup.
    return [
        '#markup' => $markup,
    ];
}