Release 10.1A: OpenEdge Development:
Progress 4GL Handbook

Using Basic 4GL Constructs

In Chapter 1, "Introducing the Progress 4GL," you learned some of the basic characteristics of the Progress 4GL and created a small test procedure. In this chapter you will extend your test procedure by:

Refining the data selection with a WHERE clause
Creating nested blocks to display related data
Changing labels and formats
Using program variables and data types
Defining an IF-THEN-ELSE decision point
Putting a calculation into your procedure
Using the Intelligent Edit Control and its shortcuts
Getting to online help
Saving and compiling your test procedure