Padding zeros in a string

Question

I\'m writing a bash script to get some podcasts. The problem is that some of the podcast numbers are one digits while others are two/three digits, therefore I need to pad t

Answer 1

As mentioned by noselad, please command substitution, i.e. $(...), is preferable as it supercedes backtics, i.e. `...`.

Much easier to work with when trying to nest several command substitutions instead of escaping, i.e. "backslashing", backtics.