Progress
Programming
Handbook


Alternate I/O Sources

Most of the procedures you have seen so far have used the terminal as the input source (the user types in data) and as the output destination (data is displayed to the user).

However, you’ve probably already thought of situations in which you might want to get data from and send data to locations other than the terminal. For example, you might want to send reports to your printer or an operating system file.

This chapter describes input/output and then covers the following topics:


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