Mongo Query question $gt,$lt

Question

I have a query below. I want get items between 4 and 6 so only a:1 should match because it has the value 5 in b.

> db.test.find({ b : { $gt :  4  }, b: {         


        

Answer 1

.find( {$and:[ {b:{$gt:4}}, {b:{$lt:6}} ]} )