How to reference a collection name with "." in Mongo db? [duplicate]

Question

I have a mongo DB, in the mongo shell, when I run "show collections", it returns the collection with dot in the collection name like

a.1
a.2
a.3

How I refer it in command like

db.a.1.find()

the above returns SyntaxError: missing ; before statement

Answer 1

figure it out. wrapping it in [ ]. basic javascript knowledge.

db["a.1"].find()