public UnchangingCacheableDependencyTrait::getCacheContexts() The cache contexts associated with this object. These identify a specific variation/representation of the object. Cache contexts are tokens: placeholders that are converted to cache keys by the @cache_contexts_manager service. The replacement value depends on the request context (the current URL, language, and so on). They're converted before storing an object in cache. Return value string[] An array of cache context tokens, used to

public UnchangingCacheableDependencyTrait::getCacheMaxAge() The maximum age for which this object may be cached. Return value int The maximum time in seconds that this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge File core/lib/Drupal/Core/Cache/UnchangingCacheableDependencyTrait.php, line 29 Class UnchangingCacheableDependencyTrait Trait to implement CacheableDependencyInterface for unchanging objects. Namespace Drupal\Core\Cache Code public function ge

public UnchangingCacheableDependencyTrait::getCacheTags() The cache tags associated with this object. When this object is modified, these cache tags will be invalidated. Return value string[] A set of cache tags. Overrides CacheableDependencyInterface::getCacheTags File core/lib/Drupal/Core/Cache/UnchangingCacheableDependencyTrait.php, line 22 Class UnchangingCacheableDependencyTrait Trait to implement CacheableDependencyInterface for unchanging objects. Namespace Drupal\Core\Cache Co

Undefined configuration element. Hierarchy class \Drupal\Core\TypedData\TypedData implements PluginInspectionInterface, TypedDataInterface uses StringTranslationTrait, TypedDataTraitclass \Drupal\Core\Config\Schema\Elementclass \Drupal\Core\Config\Schema\Undefined File core/lib/Drupal/Core/Config/Schema/Undefined.php, line 8 Namespace Drupal\Core\Config\Schema Members Name Modifiers Type Description Element::$value protected property The configuration value. Element:

Defines an exception class for undefined link templates. Hierarchy class \Drupal\Core\Entity\Exception\UndefinedLinkTemplateException extends \RuntimeException File core/lib/Drupal/Core/Entity/Exception/UndefinedLinkTemplateException.php, line 8 Namespace Drupal\Core\Entity\Exception Members

Provides Unicode-related conversions and operations. Hierarchy class \Drupal\Component\Utility\Unicode Related topics Utility classes and functions Overview of utility classes and functions for developers. File core/lib/Drupal/Component/Utility/Unicode.php, line 10 Namespace Drupal\Component\Utility Members Name Modifiers Type Description Unicode::$status protected static property Holds the multibyte capabilities of the current environment. Unicode::caseFlip public

Provides Unicode-related conversions and operations. File core/includes/unicode.inc Functions Name Description drupal_xml_parser_create Prepares a new XML parser. unicode_requirements Returns Unicode library status and errors.

Holds the multibyte capabilities of the current environment. Type: int File core/lib/Drupal/Component/Utility/Unicode.php, line 95 Class Unicode Provides Unicode-related conversions and operations. Namespace Drupal\Component\Utility Code protected static $status = 0;

public static Unicode::caseFlip($matches) Flip U+C0-U+DE to U+E0-U+FD and back. Can be used as preg_replace callback. Parameters array $matches: An array of matches by preg_replace_callback(). Return value string The flipped text. File core/lib/Drupal/Component/Utility/Unicode.php, line 657 Class Unicode Provides Unicode-related conversions and operations. Namespace Drupal\Component\Utility Code public static function caseFlip($matches) { return $matches[0][0] . chr(ord($matches[0]

public static Unicode::check() Checks for Unicode support in PHP and sets the proper settings if possible. Because of the need to be able to handle text in various encodings, we do not support mbstring function overloading. HTTP input/output conversion must be disabled for similar reasons. Return value string A string identifier of a failed multibyte extension check, if any. Otherwise, an empty string. File core/lib/Drupal/Component/Utility/Unicode.php, line 145 Class Unicode Provides Uni