array(6) { ["mid"]=> string(12) "database2017" ["amp;document_srl"]=> string(6) "247299" ["amp;act"]=> string(24) "dispBoardDeleteTrackback" ["amp;trackback_srl"]=> string(6) "561729" ["sort_index"]=> string(12) "readed_count" ["order_type"]=> string(3) "asc" } array(0) { } GET