3 methods override StorageInterface::readMultiple()

DatabaseStorage::readMultiple in core/lib/Drupal/Core/Config/DatabaseStorage.php
Reads configuration data from the storage.
ManagedStorage::readMultiple in core/lib/Drupal/Core/Config/ManagedStorage.php
Reads configuration data from the storage.
ReadOnlyStorage::readMultiple in core/lib/Drupal/Core/Config/ReadOnlyStorage.php
Reads configuration data from the storage.

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