Shell script to check whether the given string is palindrome or not.

SOURCE CODE:

echo  “Enter the string:“

read str

l =`expr length $str`

a=l

while [ $a –lt -$l ]

do

     s1=`echo $str | cut –c $a`

     s2=`echo $str | cut –c $l`

     if [ $s1 !=  $s2 ]

     then

           echo “Given string is not Palindrom”

           break;

     else

           a =`expr $a + 1`

           l =`expr $l – 1`

     fi

done

if [ $a = $l ]

then

     echo “Given string is Palindrom”

fi

OUTPUT:

Enter the string:

AEHLE

Given string is not Palindrom