JavaScript'; $output .= '
'; $output .= 'If this text shows up, no JavaScript test file was loaded.'; $output .= '
'; // For easier debugging of CSS loading, the loaded CSS files will color the // following text. $output .= '

CSS

'; $output .= '
'; $output .= 'If one of the CSS test files has been loaded, this text will be colored:'; $output .= ''; $output .= '
'; $output .= '

PHP

'; $output .= '
'; $output .= 'The following is a list of all loaded test PHP files:'; $output .= ''; $output .= '
'; return ['#markup' => $output]; } public function files() { return $this->buildPage('example_files'); } public function integration() { return $this->buildPage('example_integration_files'); } public function versions() { return $this->buildPage('example_versions'); } public function variant() { return $this->buildPage('example_variant', 'example_variant'); } public function versionsAndVariants() { return $this->buildPage('example_versions_and_variants', 'example_variant_2'); } public function cache() { return $this->buildPage('example_callback'); } }