script for upper and lower cases

 
#! bin/bash
#script for upper and lower cases

echo "enter the 1st string"
read st1
echo "enter the 2nd string"
read st2

echo "======================================="

echo "After the conver the strings"

echo ${st1^}         
echo ${st1^^}         
echo ${st2^p}         

: '

Note: 

#(^)- lower case

#(^^)- upper case
#(^p)- p string lower case to upper case

'

[prabhucloudxlab@cxln4 ~]$ sh hello.sh
enter the 1st string
haritaraka
enter the 2nd string
prabhumanyam
=======================================
After the conver the strings
Haritaraka
HARITARAKA
Prabhumanyam