functions in bash script code example

Example 1: bash function

#!/bin/bash 
                
                #Call a function without arguments
                function quit {
                   exit
                }
                
                #Call a function with arguments
                function e {
                    echo $1 #$1 will be set to the first argument given
                }

Example 2: function in bash

#FIRST METHOD
Hello () {  
  echo 'Hello Wordl'  
}  
Hello 

#SECOND METHOD
function Hello {
 echo 'Hello Wordl'
}
Hello

Example 3: how to make a function in bash

function_name () {
<commands>
}