[julia-users] How to create own format with two digits 3=03, 10=10, 99=99 (only range 00:99)

[paul analyst]

How to create own format  with two digits 3=03, 10=10, 99=99 (only range 
00:99)

I need keep all digits on 2 positions
1 must be 01
10 must be 10

(I need compute on this and after save as Char)

How define this format ?

Paul