function PerformanceController::build

Displays the system performance page.

Return value

array A render array containing the cache-clear form and performance configuration form.

File

core/modules/system/src/Controller/PerformanceController.php, line 21

Class

PerformanceController

Controller for performance admin.

Namespace

Code

public function build() : array {
    // Load the cache form and embed it in a details element.
    $cache_clear = $this->formBuilder()
        ->getForm(ClearCacheForm::class);
    $cache_clear['clear_cache'] = [
        '#type' => 'details',
        '#title' => $this->t('Clear cache'),
        '#open' => TRUE,
        'clear' => $cache_clear['clear'],
    ];
    unset($cache_clear['clear']);
    return [
        'cache_clear' => $cache_clear,
        'performance' => $this->formBuilder()
            ->getForm(PerformanceForm::class),
    ];
}