Earlier in this lesson we have discussed a simple phone book program using a text file to store phone number entries.
computer science
Description
Earlier in this lesson we have discussed a simple phone book program using a text file to store phone number entries. In this exercise you are going to improve the phone book program by adding a few additional features.
Recall that the simple phone book program allows you to do only two things:
- Add a new phone number
- List current phone numbers
