Log message severity -- Error conditions. File core/lib/Drupal/Core/Logger/RfcLogLevel.php, line 53

public LoggerChannel::addLogger(LoggerInterface $logger, $priority = 0)

public RfcLoggerTrait::alert($message, array $context = array())

public RfcLoggerTrait::debug($message, array $context = array())

public LoggerChannelFactory::get($channel)

Wrapper methods for the logger factory service. This utility trait should only be used in application-level code, such as classes that would

Parses log messages and their placeholders. Hierarchy class \Drupal\Core\Logger\

public static RfcLogLevel::getLevels() Returns

public LoggerChannelTrait::setLoggerFactory(LoggerChannelFactoryInterface

Logger channel factory interface. Hierarchy interface \Drupal\Core\Logger\