NodeJS and MongoDB FindAndModify() need remove or update

Question

im trying to do a findAndModifiy in mongodb with nodejS, This is my code:

var nextBill = function (db, success, log) {
    var collection = db.collection(\'         


        

Answer 1

Try this It worked for me in nodejs

users.findAndModify(
           { "_id": userid,"password":pwd},
           [['_id', 'asc']],
           { "$set":{"password":npwd}},
           {"upsert":false}
        ,function(err,result){
        //enter code here

    })