Bash Functions | Bash Function Detailed Linux Tutorial | Top Bash Shell Courses Online

Bash Functions | Bash Function Detailed Linux Tutorial | Top Bash Shell Courses Online

A Bash script is a plain text file. This file contains different commands for step-by-step execution. These commands can be written directly into the command line but from a reusability perceptive it is useful to store all of the inter-related commands for a specific task in a single file. We can use that file for executing the set of commands one or more times as per our requirements.

Here in this article, we are going to discuss the use of functions within Bash Scripting.

In programming, A function is a block of code that performs some tasks and it can be called multiple times for performing tasks. It provides modularity in the program and reduces the code length. The simplest example of the use of function in Bash scripting can be given as –