function in shell code example

Example 1: functions in linux

#!/bin/sh

# Define your function here
Hello () {
   echo "Hello World"
}

# Invoke your function
Hello

Example 2: shell function example

#!/bin/sh

# Define your function here
Hello () {
   echo "Hello World $1 $2"
}

# Invoke your function
Hello Zara Ali

Example 3: shell script function read

read -s -p “Enter Password: ” pswd