This book provides a reference to the language used in Micro Focus Open PL/I.
Language Concepts
This chapter provides an overview of the Open PL/I language, explaining the following basic concepts: program structure and statement syntax, block structure, variables, files, input and output.
Data Types
This chapter discusses the various data types that are available to you in Open PL/I.
Storage Classes
This chapter describes storage classes and how they are used.
Declarations and Attributes
This chapter explains how label prefixes and DECLARE statements are used for declarations, and also describes the attributes that can be used in a DECLARE statement.
References
This chapter describes each type of reference and the rules and basic steps involved in resolving references.
Expressions
This chapter explains expressions and how they are used.
Data Type Conversions
This chapter defines the conversions that result from assignments to arithmetic variables, bit-string variables, and pictured variables.
Statements
This chapter defines the Open PL/I statements. The statements are presented in alphabetical order by name.
Open PL/I Built-ins
This chapter defines the built-in functions and subroutines provided by Open PL/I.