array(12) {
["ptid"] => int(78)
["name"] => string(30) "音乐人音版五年级下册"
["studysection"] => int(203)
["subject"] => int(41)
["grade"] => int(133)
["edition"] => int(301)
["volume"] => int(214)
["scheme"] => int(212)
["sort"] => int(110)
["status"] => int(2)
["zzstep_pt_rel"] => int(895330)
["id"] => int(78)
}