PL/I Application Programming - Contents

This course covers, but is not limited to, the following topics:

Introduction to PL/I:

• PL/I Concepts
• PL/I character set
• PL/I identifiers
• PL/I keywords
• Coding standards

Input/Output:

• Move mode
• Locate mode
• Open & Close
• Print output
• ENVIRONMENT option
• Stream output

Data:

• Data types
• DECLARE
• Character
• Packed Decimal
• Binary
• Bit
• Picture

Data storage:

• Class of storage
• Scope of storage
• Storage alignment
• BASED

Structures:

• Structure rules
• Structure expressions and assignments
• LIKE
• BY NAME

Arrays:

• Array expressions and assignments
• Arrays and structures
• Initialisation of arrays

Expressions:

• Arithmetic operators
• Relational operators
• Logical operators
• Hierarchy of operators
• Concatenation
• Expression evaluation
• Conversion

Program structure:

• Modules and subroutines
• Arguments and parameters
• Functions
• Do groups
• Do loops
• Labels and unconditional branching
• Conditional statements
• Select

Built in functions:

• SUBSTR
• INDEX
• VERIFY
• MOD
• ADDR

Efficiency: 

Testing and debugging techniques:

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