linux shell script create variable code example
Example 1: sh declare variable
#!/bin/sh
MY_MESSAGE="Hello World"
echo $MY_MESSAGE
Example 2: shell script variable
TEXT="Hello World!"
echo $TEXT
Example 3: assign a variable in bash
#!/bin/bash
echo
a=879
echo "The value of \"a\" is $a."
let a=16+5
echo "The value of \"a\" is now $a."
echo
echo -n "Values of \"a\" in the loop are: "
for a in 7 8 9 11
do
echo -n "$a "
done
echo
echo
echo -n "Enter \"a\" "
read a
echo "The value of \"a\" is now $a."
echo
exit 0