function ThemeRegistry::has

Same name and namespace in other branches
  1. 9 core/lib/Drupal/Core/Utility/ThemeRegistry.php \Drupal\Core\Utility\ThemeRegistry::has()
  2. 10 core/lib/Drupal/Core/Utility/ThemeRegistry.php \Drupal\Core\Utility\ThemeRegistry::has()
  3. 11.x core/lib/Drupal/Core/Utility/ThemeRegistry.php \Drupal\Core\Utility\ThemeRegistry::has()

Overrides CacheCollector::has

File

core/lib/Drupal/Core/Utility/ThemeRegistry.php, line 96

Class

ThemeRegistry
Builds the run-time theme registry.

Namespace

Drupal\Core\Utility

Code

public function has($key) {
    // Since the theme registry allows for theme hooks to be requested that
    // are not registered, just check the existence of the key in the registry.
    // Use array_key_exists() here since a NULL value indicates that the theme
    // hook exists but has not yet been requested.
    return isset($this->storage[$key]) || array_key_exists($key, $this->storage);
}

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