--TEST-- Bug #41504 (json_decode() converts empty array keys to "_empty_") --SKIPIF-- <?php if (!extension_loaded('json')) print 'skip'; ?> --FILE-- <?php var_dump(json_decode('{"":"value"}', true)); var_dump(json_decode('{"":"value", "key":"value"}', true)); var_dump(json_decode('{"key":"value", "":"value"}', true)); echo "Done\n"; ?> --EXPECT-- array(1) { [""]=> string(5) "value" } array(2) { [""]=> string(5) "value" ["key"]=> string(5) "value" } array(2) { ["key"]=> string(5) "value" [""]=> string(5) "value" } Done