How can I use an AngularJS filter to format a number to have leading zeros?

Question

I checked the documentation. What I would like is for my numbers to have four digits and leading zeros.

22 to 0022
1  to 0001

Can someone

Answer 1

No filter required, Just use an expression in your html

{{("00000"+1).slice(-6)}}      // '000001'

{{("00000"+123456).slice(-6)}} // '123456'