Auto increment a value in firebase with javascript

Question

Hello I\'m working on some firebase project and i can save my datas via javascript into firebase database. But i couldn\'t figure it out to auto increment child value (my ch

Answer 1

You can use for first column key to "USERID + Your_indexNumber(in client var)" etc.

This is very simple method.

Your table must like this:

https://i.stack.imgur.com/k9UI6.png