PR(1) Implementation of Create/Rename/Delete a File using Unix/Linux Command

Date of Performance : 01/07/2015

Date of Checking : 02/07/2015
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while true

do

echo "1.Create File";

echo "2.Rename File";

echo "3.Delete File";

echo "4.List Files";

echo "5.Exit";

echo "Enter your choice";

read ch;

case $ch in

1)

                echo "This is file create opration";

                echo "Please Enter file Name You want to be Create:-";

                read file;

                if [ -f $file ]

then

                echo "File already existing!!!";

else

                touch $file;

                echo "File created!";

                echo "Created file can be checked from following table";

                ls -t | head -n 15

fi

;;

2)

                echo "Enter file Name to be renamed";

                read file;

                echo "Enter New file Name";

                read newfile;

                if [ -f $file ]

                then

                mv $file $newfile;

                echo "File Renamed Successfully";

                echo "Created file can be checked from following table";

                ls -t | head -n 15

else

                echo "File Doesnot Exit";

fi

;;

3)

                echo "Enter file name to be deleted";

        read file;

                if [ -f $file ]

then

rm $file;

                echo "File Deleted successfully";

                echo "Deledted file can be checked from followin table";

                ls -t | head -n 15

else

                echo "File doesnot exit";

fi

;;

4)

                echo "List of first 20files sort by time";

                ls -t | head -n 15

;;

5)

exit;

;;

esac

done