--TEST-- MongoDB\BSON\Int64::jsonSerialize() return value --FILE-- <?php $tests = [ unserialize('C:18:"MongoDB\BSON\Int64":47:{a:1:{s:7:"integer";s:19:"9223372036854775807";}}'), unserialize('C:18:"MongoDB\BSON\Int64":48:{a:1:{s:7:"integer";s:20:"-9223372036854775808";}}'), unserialize('C:18:"MongoDB\BSON\Int64":28:{a:1:{s:7:"integer";s:1:"0";}}'), ]; foreach ($tests as $test) { var_dump($test->jsonSerialize()); } ?> ===DONE=== <?php exit(0); ?> --EXPECT-- array(1) { ["$numberLong"]=> string(19) "9223372036854775807" } array(1) { ["$numberLong"]=> string(20) "-9223372036854775808" } array(1) { ["$numberLong"]=> string(1) "0" } ===DONE===