Bash functions are reusable blocks of commands that enhance script readability and prevent task duplication by allowing other elements to reference them. A function in Bash allows you to group commands that perform a specific task. You can call and execute functions by referencing their names in any part of a script or a Bash shell environment. This article explains how to use functions in Bash to efficiently write reusable commands in scripts. You can define a function in Bash using two formats......