Mongo collection multiple update with pull test

multiUpdatePullExample.js

// candidate a producto
// get elemecodes from candidate
var canditateId = "";
var elemCodes =  [ "1", "2", "3"];
// var candidates = monnog.
candidates.update(
    { _id: { $ne: canditateId }, elems: { code: { $in: elemCodes } } },
    { $pull: { elems: { $elemMatch: { code: { $in: elemCodes } } } } } ,
    { multi: true },
    function (err) {
    if (err) return callback("Error deleting " + err.message);
            callback(null, "hello");
    });