How to store a command in a variable in a shell script?

Question

I would like to store a command to use at a later period in a variable (not the output of the command, but the command itself)

I have a simple script as follows:

Answer 1

Its is not necessary to store commands in variables even as you need to use it later. just execute it as per normal. If you store in variable, you would need some kind of eval statement or invoke some unnecessary shell process to "execute your variable".