Output:
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: dhanu
Enter email : dnk@gmail.com
Enter phone number : 9856325632
Enter age : 20
Enter address : aurangabad
Data inserted to addressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 2
---- Record of address book ----
dhanu dnk@gmail.com 9856325632 20 aurangabad
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: ramesh
Enter email : ramesh@gmail.com
Enter phone number : 9854547478
Enter age : 22
Enter address : pune
Data inserted to addressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 4
---- Record of address book ----
dhanu dnk@gmail.com 9856325632 20 aurangabad
ramesh ramesh@gmail.com 9854547478 22 pune
Enter user email to delete record: ramesh
---- Record of address book ----
dhanu dnk@gmail.com 9856325632 20 aurangabad
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice:
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$ ./addressbook.sh
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: ramesh
Enter email : ramesh@gmail.com
Enter phone number : 1010101010
Enter age : 25
Enter address : pune
Data inserted to addressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 5
---- Record of address book ----
dhanu dnk@gmail.com 9856325632 20 aurangabad
ramesh ramesh@gmail.com 1010101010 25 pune
Enter number to modify:
1010101010
Enter new number to modify:
9898989898
---- Record of address book ----
dhanu dnk@gmail.com 9856325632 20 aurangabad
ramesh ramesh@gmail.com 9898989898 25 pune
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice:
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$ ^C
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$ ./addressbook.sh
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 6
Enter name to search: ramesh
---- Search result ----
ramesh ramesh@gmail.com 9898989898 25 pune
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 7
Exit.
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$ ./addressbook.sh
---------dressbook.txt created.
1 --> Create
------------------------------
1 --> Create
2 --> Viewte
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit choice: 1
Enter your choice: name: myaddressbook
myaressbook
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$
Dhananjay@LAPTOP-D9RGE77I MINGW64 /d/Ubuntu18/osl/practical1
$ ./addressbook.sh
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 1
Enter address book name: myaddressbook
myaddressbook.txt created.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: Dhananjay
Enter email : dnkuber@gmail.com
Enter phone number : 8956232102
Enter age : 20
Enter address : Aurangabad
Data inserted to myaddressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: Suresh
Enter email : suresh@gmail.com
Enter phone number : 8585252565
Enter age : 25
Enter address : Pune
Data inserted to myaddressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 3
Enter name: Piyush
Enter email : piyush@hotmail.com
Enter phone number : 8745214521
Enter age : 22
Enter address : Jalna
Data inserted to myaddressbook.txt.
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 2
---- Record of address book ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
Suresh suresh@gmail.com 8585252565 25 Pune
Piyush piyush@hotmail.com 8745214521 22 Jalna
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 4
---- Record of address book ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
Suresh suresh@gmail.com 8585252565 25 Pune
Piyush piyush@hotmail.com 8745214521 22 Jalna
Enter user name to delete record: Suresh
---- Record of address book ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
Piyush piyush@hotmail.com 8745214521 22 Jalna
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 5
---- Record of address book ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
Piyush piyush@hotmail.com 8745214521 22 Jalna
Enter number to modify:
8745214521
Enter new number to modify:
8899665588
---- Record of address book ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
Piyush piyush@hotmail.com 8899665588 22 Jalna
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 6
Enter name to search: Dhananjay
---- Search result ----
Dhananjay dnkuber@gmail.com 8956232102 20 Aurangabad
------------------------------
1 --> Create
2 --> View
3 --> Insert
4 --> Delete
5 --> Modify
6 --> Search
7 --> Exit
Enter your choice: 7
Exit.
