Functions in Bash

Functions are code blocks that can be reused

Define function

function_name() {
 # code blocks
}

function function_name {
 # code blocks
}

Call function

function_name

Variables in function

Variables are global

:::info If a variable defined in function will be accessible outside the function

To define variable in a function that should only be accessible inside the function than

local variable=value :::

Get Data into function

echo “data“ | function_name