Посмотрите наши предложения
NULL
array(0) { }
array(5) { ["HBInit"]=> bool(true) ["autoupgrade_checked"]=> bool(true) ["state"]=> string(64) "bc360a81d88ce78f9bd519dfdd95b08b2a276472793c86a23f552ecada8106d9" ["sso_facebook"]=> string(23) "69ea30ad32b9b5.51789049" ["linkedin_state"]=> string(10) "79k6VwRQb2" }