PR(03): Implementation of Create/Rename/Delete a Directory using Unix/Linux Command

while true

do

echo "1.Creation of directory";

echo "2.Deletion of Directory";

echo "3.Change Directory & Display  Node Details";

echo "4.Exit";

echo "Enter Your Choice :";

read ch;

case $ch in

1)

  echo "Enter The Directory Name to Be Created ";

  read dir;

  if [ -d $dir ]

  then

     echo "Directory Laready Existing!!!";

  else

     mkdir $dir;

     echo "Directory Created Successfully!!!";

     echo "Created Directory Can be Checked From the Following Table";

     ls -t | head -n 15

  fi

  ;;

2)

  echo "Enter The name Of the Directory to be Deleted";

  read dir;

  if [ -d $dir ]

  then

     rmdir $dir;

     echo "Directory deleted Successfully!!!";

     echo "Deleted Directory Can be Checked from the following table";

     ls -t | head -n 15

  else

     echo "No such Directory Exists!!!";

  fi

  ;;

3)

  echo "Changing Current Working Directory To:";

  cd /home/redhat/dm/a

  pwd

  echo "The Node Details Of Each File In The Working Directory Is As Follows:";

  ls -i

  ;;

4)

  exit;

  ;;

esac

done