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Title Object type File name Summary
DatabaseStorage::doSetIfNotExists function core/lib/Drupal/Core/KeyValueStore/DatabaseStorage.php Saves a value for a given key if it does not exist yet.
DatabaseStorage::setIfNotExists function core/lib/Drupal/Core/KeyValueStore/DatabaseStorage.php Saves a value for a given key if it does not exist yet.
KeyValueStoreInterface::setIfNotExists function core/lib/Drupal/Core/KeyValueStore/KeyValueStoreInterface.php Saves a value for a given key if it does not exist yet.
MemoryStorage::setIfNotExists function core/lib/Drupal/Core/KeyValueStore/MemoryStorage.php Saves a value for a given key if it does not exist yet.
NullStorageExpirable::setIfNotExists function core/lib/Drupal/Core/KeyValueStore/NullStorageExpirable.php Saves a value for a given key if it does not exist yet.
SharedTempStore::setIfNotExists function core/lib/Drupal/Core/TempStore/SharedTempStore.php Stores a particular key/value pair only if the key doesn't already exist.
SharedTempStoreTest::testSetIfNotExists function core/tests/Drupal/Tests/Core/TempStore/SharedTempStoreTest.php Tests the setIfNotExists() methods.
StorageTestBase::testSetIfNotExists function core/tests/Drupal/KernelTests/Core/KeyValueStore/StorageTestBase.php Tests the setIfNotExists() method.

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