Record a bit of your own PHP code (1) Get any kind, unlimited level offline

//Get all DownlinefunctionGet_all_heeler ($user _id,$user _rank= 0){    $user _id_array=$user _id;  while(true) {        if(!Empty($user _rank)) {            $judge= "and User_rank =".$user _rank; }        //get all direct downline and accumulate inside the array        $row=$GLOBALS[' DB ']->getall ("Select User_name,user_id,user_rank from".$GLOBALS[' ECS ']->table (' users '). "WHERE parent_id in (".$user _id_array. ")" .$judge); if(!Empty($row)) {            $user _id_array=NULL; foreach($row  as $key=$value) {                                $user _id_array.=$value[' user_id ']. ","; //query There is no subordinate                $is _heeler.=$GLOBALS[' DB ']->getone ("Select user_id from".$GLOBALS[' ECS ']->table (' users '). "WHERE parent_id =".$value[' user_id '].$judge); }        }        //to judge if there are any subordinates, if any, continue the loop or exit the loop .        if(Empty($is _heeler)) {             Break; }        $is _heeler=NULL; //Cumulative Results        $result.=$user _id_array; //remove the comma at the end to prepare for the next query        if(substr($user _id_array,-1) = = ', ') {            $user _id_array=substr($user _id_array, 0,strlen($user _id_array)-1); }    }    //remove the comma at the end    $result.=substr($user _id_array, 0,strlen($user _id_array)-1); return $result;}

Record a bit of your own PHP code (1) Get any kind, unlimited level offline