Book Image

Programming Microsoft Dynamics 365 Business Central - Sixth Edition

By : Marije Brummel, David Studebaker, Christopher D. Studebaker
Book Image

Programming Microsoft Dynamics 365 Business Central - Sixth Edition

By: Marije Brummel, David Studebaker, Christopher D. Studebaker

Overview of this book

Microsoft Dynamics 365 Business Central is a full ERP business solution suite with a robust set of development tools to support customization and enhancement. These tools can be used to tailor Business Central's in-built applications to support complete management functions for finance, supply chain, manufacturing, and operations. Using a case study approach, this book will introduce you to Dynamics 365 Business Central and Visual Studio Code development tools to help you become a productive Business Central developer. You'll also learn how to evaluate a product's development capabilities and manage Business Central-based development and implementation. You'll explore application structure, the construction of and uses for each object type, and how it all fits together to build apps that meet special business requirements. By the end of this book, you'll understand how to design and develop high-quality software using the Visual Studio Code development environment, the AL language paired with the improved editor, patterns, and features.
Table of Contents (12 chapters)
9
Successful Conclusions

Codeunit 358 DateFilterCalc

This codeunit is a good example of how well-designed and well-written code has long term utility. Except for code changes that are required by Business Central structural changes, this codeunit has changed very little since it originated in Business Central (Navision) V3.00 in 2001. That doesn't mean it is out of date; it means it was well-thought out and complete from its beginning.

Codeunit 358 contains two functions we can use in our code to create filters based on the Accounting Period Calendar. The first is CreateFiscalYearFilter. If we are calling this from an object that has codeunit 358 defined as a global variable named DateFilterCalc, our call would use the following syntax:

DateFilterCalc,CreateFiscalYearFilter
(Filter,Name,BaseDate,NextStep)

The calling parameters are Filter (text, length 30), Name (text, length 30), BaseDate (date), and NextStep (integer).

The second such function is CreateAccountingPeriodFilter, and has the following...