ভেরিএবল এর ব্যবহার – use of variables

#!/bin/sh

#assign value to a variable and print to the screen
NAME=”Justetc”
echo $NAME

#Ask the user to enter a Name
echo ##################################
echo “enter name”

#read command is used to take input from the user
read X

#print the value two times to the screen
echo $X
echo $X
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ফলাফল – Output

bash-3.2$ ./variable_use.sh
Justetc

enter name
Sayed Ahmed
Sayed Ahmed
Sayed Ahmed