How do I make my charater shoot both ways?

Hello everyone, I'm making a player who can shoot fire, but How do I make him shoot left and right,
I can only make him shoot right only, or only shoot left.
How do I do this, and could someone upload a ged file example.
I can only make him shoot right only, or only shoot left.

How do I do this, and could someone upload a ged file example.