Inside Microsoft Dynamics® AX 2009, Second Edition

Chapter 4. The X++ Programming Language

In this chapter:

Introduction

Jobs

The Type System

Syntax

Classes and Interfaces

Code Access Security

Design and Implementation Patterns

The objectives of this chapter are to:

• Provide an introduction to the X++ programming language.

• Introduce job model elements, which are useful for executing X++ samples.

• Describe the Microsoft Dynamics AX 2009 runtime type system that supports value types, reference types, and type hierarchies.

• Explain the syntax of X++ and provide examples of variable declarations, expressions, statements, macros, and comments.

• Describe the syntax of class and interface definitions.

• Explain Dynamics AX code access security.

• Describe design and implementation patterns.

Introduction

X++ is an object-oriented, ...