Monogodb 分页查询代码

var current_id; // id of first record on current page. // go to page current+N db.collection.find({_id: {$gt: current_id}}). skip(N * page_size). limit(page_size). sort({_id: 1}); // go to page current-N db.collection.find({_id: {$lt: current_id}}). skip((N-1)*page_size). limit(page_size). sort({_id: 1});    .