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D365 F&O Technical Using X++ Programming Language

Master X++ Programming Fundamentals for Dynamics 365 Finance and Operations (D365 F&O) with our specialized course. Learn the intricacies of X++ language, development tools, and techniques to customize and extend D365 F&O applications effectively.

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Rumman Ansari

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Course Overview

Everything a learner needs before starting the course.

Learning Outcomes

Gain a deep understanding of the X++ programming language.
Master X++ syntax, data types, EDTs, operators, and best practices for writing efficient, maintainable code.
Learn object-oriented concepts, including classes, objects, methods, and access specifiers.
Explore inheritance, interfaces, and abstract classes with practical examples.
Customize and enhance the Dynamics 365 F&O application effectively.
Upon completion, you will possess the requisite skills to excel in the interview process.

Target Audience

Beginner X++ developers curious about ERP.
Developers transitioning into Dynamics 365 Finance & Operations.
Software Engineers interested in enterprise solutions.
IT Professionals seeking ERP development skills.
Functional Consultants wanting to learn technical aspects.
Data Analysts exploring ERP data structures.
Business Analysts aiming to understand ERP workflows.
Enthusiasts eager to explore Dynamics 365 FO development.

Prerequisites

No programming experience needed. You will learn everything from scratch.
Basic knowledge of ERP concepts (optional but helpful).
Willingness to learn and explore new technologies.
Commitment of a few hours per week for practice.
A stable internet connection for accessing resources.

More Information

Course Validity: One year from the date of registration.
Refund: All purchases are final. No refunds will be issued. Before purchasing, please go through all content and syllabus for detailed information.
Content Updates: We update our content on a daily basis to ensure you have access to the latest information.

This comprehensive X++ Tutorial course is meticulously crafted to guide you on a transformative journey from a novice to a proficient X++ programmer. Whether you're stepping into the world of programming for the first time or possess prior coding knowledge in different languages, this course is your gateway to mastering the art of application development within the realm of Microsoft Dynamics 365 Finance and Operations.

Throughout this course, you'll embark on a progressive learning path that will empower you with the essential skills and knowledge needed to create robust and dynamic applications. We'll start with the fundamentals, ensuring a strong foundation for every learner. As you progress, you'll delve deeper into X++ programming, exploring advanced concepts, techniques, and best practices.

By the end of this course, you will have achieved several learning objectives. You'll be able to write efficient X++ code, design and implement solutions tailored to specific business needs, and troubleshoot and optimize existing applications. Moreover, you'll gain insights into the intricacies of X++ development, enabling you to navigate complex projects with confidence.

Whether you're aspiring to become a Dynamics 365 developer or seeking to enhance your programming skills in a business context, this X++ Tutorial course is your key to success. Join us on this educational journey and unlock your potential in the world of X++ programming.

Rumman Ansari

rummanansari6@gmail.com

Rumman Ansari is a Software Engineer, YouTuber, and Professional Educator with over a decade of experience in enterprise software development, technical architecture, and digital learning systems. He specializes in Microsoft Dynamics 365 Finance & Supply Chain Management, with deep expertise in X++ programming, SSRS reporting, and MB-500, MB-700 certification preparation.

As a content creator and educator, he runs a growing technical ecosystem through rummanansari.com and his YouTube channel, delivering structured, project-based learning to thousands of students worldwide. His content library includes nearly 1,000+ technical tutorials covering ERP development, web technologies (Java, Python, JavaScript, PHP, Bootstrap 5, etc.), database systems, and practical software engineering concepts.

He has professional experience as a System Engineer at Tata Consultancy Services (TCS) and Accenture, and holds an M-Tech in Computer Science. Combining real-world enterprise experience with simplified teaching methods, Rumman focuses on making complex technical concepts easy to understand, practical to implement, and scalable for career growth.

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Student Reviews

What learners say about this course.

5.0

★★★★★

3 reviews

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Akhtar Hussain

29 Jul 2026

⭐ 5.0

I recently completed the "D365 F&O Technical Using X++ Programming Language" training conducted by Rumman Ansari, and I highly recommend it to anyone looking to build or strengthen their technical skills in Dynamics 365 Finance and Operations.

Valuable Info Clear Explanation Engaging Helpful Practice Accurate Description Knowledgeable Instructor

Ismayel A

19 Feb 2025

⭐ 5.0

An outstanding course for mastering X++ in D365 F&O! The lessons are well-structured, easy to follow, and packed with practical examples. Whether you're a beginner or an experienced developer, this course provides deep insights into customization and extension. A game-changer for anyone working with D365 F&O! 🌟

Valuable Info Clear Explanation Engaging Helpful Practice Accurate Description Knowledgeable Instructor

Guest User

10 Feb 2025

⭐ 5.0

A must-have course for mastering X++ in D365 F&O! Clear, practical, and beginner-friendly—perfect for customizing and extending applications. Highly recommended! 🚀

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Course Curriculum

Explore modules, topics, MCQs, questions, and coding items.

Introduction to D365 F&O - X++ Article •1 Video (2:53) •10 Q & A

Getting Started VM, Login and Authentication Article •1 Video (12:21) •1 Q & A

Create a New Project - Dynamics 365 F&O - Visual Studio Article •1 Video (9:34) •6 MCQ

In which scenarios we need to create a project Article •1 Video (4:42) •1 MCQ

AOT Overview Article •1 Video (6:35)

Organize projects by element type Article •1 Video (4:07) •1 MCQ

How to Create Model in D365 F&O Article •1 Video (8:11) •5 MCQ •16 Q & A

Update Model Parameters Article •11 Q & A

Build deployment packages Article •1 Video (2:07)

Assignment: Create Model Details for Visual Studio (D365 FO) Article

Keywords Article •1 Video (4:40) •1 MCQ

Identifier Article •1 Video (4:56) •2 MCQ

Datatypes and Variable - X++ Programming Language - D365 F&O Article •1 Video (10:23)

Datatypes default values in X++ D365 F&O Article •1 Video (8:59)

Variable Declaration Initialization - Primitive Data Types in X++ Programming Language Article •1 Video (16:35) •1 Q & A

Base Enumerations or Base Enums in D365 Finance and Operations (F&O) - X++ Code Article •1 Video (19:01) •11 MCQ •1 Q & A

Extended Data Types (EDTs) Article •10 MCQ •4 Q & A

How to Take User input X++ Programing Language - D365 F&O Article •1 Video (15:54)

How to Create EDTs Article •1 Video (27:21) •9 MCQ •1 Q & A

Get the current UTC date and time Article •1 Video (5:46)

Assignment: Create and Use an Extended Data Type (EDT) in D365 F&O Article •9 MCQ •1 Q & A

Assignment: Create and Display an Enum in D365 F&O Article

Debugging Symbol not loading in visual studio Article

Add Line Number in X++ Code inside visual studio Article •1 Video (1:25) •1 MCQ

Dark Mode, Change fonts, colors, and themes in Visual Studio Article •1 Video (3:18)

How to check the current version of application D365 F&O Article •1 Video (3:22)

How to Locate the Infolog Window in Visual Studio for Debugging Info Messages Article

Navigation bar in D365 F&O Article •1 Video (2:16)

How to check-in code using Visual Studio Article •1 Video (20:20)

Enable Performance button in D365 F&O Article •1 Video (1:55)

Create shelvesets and un shelve it Article •1 Video (6:27)

Assignment: Understanding and Using X++ Operators Article

Operator Introduction in X++ Article

Assignment operators in X++ Programming Language Article

Arithmetic operators in X++ Programming Language Article

Relational operators in X++ Programming Language Article •1 MCQ

Ternary operator in X++ Programming Language Article

Operator Precedence in X++ Programming Language Article

Case Sensitivity of the == Operator Article

String Concatenation Operator Article •1 Video (6:41)

From String Remove Alphabetic Characters Article •1 Video (7:36)

Assignment: Switch Case Example in X++ Article

If Else Conditional Statement in X++ Article •1 Video (15:39)

Switch Statements in X++ Article •1 Video (18:46)

How To Create a Table in D365 FO Article •1 Video (34:23) •3 MCQ •2 Q & A

Question for Table Fields Article •1 Video (3:09)

Table Properties in D365 F&O Article •1 Video (24:16) •6 Q & A

Primary key and Primary Index - D365 F&O Technical Tutorial Article •1 Video (24:16)

Why synchronization? Article •1 Video (6:32) •2 MCQ

Field Fixed Relationship - Table - D365 F&O Article •1 Video (20:21)

Related Field Fixed Relationship - Table - D365 F&O Article •1 Video (14:08)

Unable to start trace: A trace with the same name is already running or hasn't been cleaned up. Please use a different trace name. Article

Select - Data selection and manipulation Part 1 Article •1 Video (7:02)

Firstonly, FirstOnly10, FirstOnly100 - Data selection and manipulation Part 2 Article •1 Video (4:33)

next statement - Data selection and manipulation Part 3 Article •1 Video (5:20)

Select specific columns - Data selection and manipulation Part 4 Article •1 Video (4:20)

Insert Method Article •1 Video (8:27)

Assignment: Update SalesTable Field Using X++ Article

Custom Scripts - X++ - in D365 F&O Article •2 Q & A •1 Code

Solution: Update SalesTable Field Using X++ Article •1 Video (3:35)

Assignment: update_recordset statement - Part 1 - D365 F&O - X++ Programming Article •1 Video (6:45)

Solution: update_recordset statement - Part 2 - D365 F&O - X++ Programming Article •1 Video (6:26)

Container Introduction Article •1 Video (13:10)

Container Example - With conPeek() funciton Article •1 Video (10:06)

Container Retrieval Example Article •1 Video (6:16)

conIns() function Article •1 Video (7:27)

Container Insert Operator += Article •1 Video (10:20)

conDel function Article •1 Video (4:16)

conPoke function Article •1 Video (6:58)

conFind function Article •1 Video (8:11)

str2con() Function Article •1 Video (9:26)

Assignment: Container Operations in X++ Article •1 Video (3:45)

Array Concepts Article •1 Video (4:08)

Need for Array Article •1 Video (7:01)

Array- in X++ programming language - Part 1 Article •1 Video (7:21)

Array- in X++ programming language - Part 2 Article •1 Video (7:44)

Array Class - in X++ programming language - Part 1 Article •1 Video (7:07)

Array - Collection classes - Part 2 Article •1 Video (4:46)

Why you might choose X++ collection classes over composite types (native arrays) Article •1 Video (4:08)

Assignment: Understanding Arrays in X++ Article

List Class in X++ Programming Language D365 FO - Part 1 Article •1 Video (8:58) •1 Code

List Class in X++ Programming Language D365 FO - Part 2 Article •1 Video (8:14)

List Class Assignment Problem Statement Article •1 Video (3:23)

List Class Assignment Solution Article •1 Video (3:23)

RecordInsertList in D365 FO X++ Language Article •1 Video (11:29)

Assignment String Splitting for List and enumerator in X++ Article •1 Video (8:34)

ListIterator in X++ Programming Language Article

Set class in X++ Programming Language - Part 1 Article •1 Video (9:55) •1 MCQ

Set class in X++ Programming Language - Part 2 Article •1 Video (9:28) •1 MCQ

Set class in X++ Programming Language - Part 3 Article •1 Video (5:26) •1 MCQ

Set class Assignment in X++ Programming Language - Part 4 Article •1 Video (4:14) •1 MCQ

Set class Assignments Solution in X++ Programming Language - Part 5 Article •1 Video (3:15)

Loop Introduction in X++ Language Article •2 MCQ

Why Do We Need Iterative Constructs in Programming? Article •1 Video (9:53)

While Loops in X++ Languague Article •1 Video (6:41) •2 MCQ

Do while loops in X++ Languague Article •1 Video (4:56) •3 MCQ

For Loop in X++ Language Article •1 Video (4:30) •3 MCQ

Map in X++ - Part 1 Article •1 Video (7:53) •1 MCQ

Map in X++ - Part 2 Article •1 Video (9:57) •1 MCQ

Create() and Pack() Method in Map in D365 F&O - X++ Code Article •1 Video (12:52)

How to Use Map pack() and create() with Objects in X++ Article •1 Video (13:54)

Create a class in X++ Language Article •1 Video (8:41) •2 MCQ •14 Q & A

Real World Examples of Class Object Data Method Article •1 Video (8:47)

Code implementation for Object, Data and Method Object Article •1 Video (19:09)

Constructor in D365 F&O - X++ Code Article •1 Video (29:53)

Context class in X++ Article

Protected method in X++ Programming Language Article •1 Video (10:29) •2 MCQ

Create and Use Methods Article

Accessor Keywords in X++ Programming Language - D365 Article •1 MCQ

Static method - Access Static Methods, Static fields, and Constants - Part 3 - X++ Article •1 Video (8:26) •1 MCQ

Static method Characteristics Part 2 - X++ Article •1 Video (8:56) •2 MCQ

Static method Introduction Part 1 - X++ Article •1 Video (9:20) •2 MCQ

Private method in X++ Programming Language Article •1 Video (14:40) •2 MCQ

Protected method in Inheritance in X++ Article •1 Video (15:36) •5 MCQ

Functions / Methods in Programming Languages (What is a Function?) Article •1 Video (4:50) •31 MCQ •20 Q & A

What is Exception Handling Article •1 Video (4:59)

X++ exception handling Article •1 Video (9:07)

CLRError in D365 F&O Article •1 Video (7:21)

Inheritance in D365 F&O - X++ Code Article •1 Video (32:10) •4 MCQ

How can you ensure that a class cannot be inherited by other classes Article •1 Video (2:26)

Inheritance and Constructor Overriding - X++ Programming Language - D365 F&O Article •1 Video (12:41) •3 MCQ

IS and AS Keyword Article •1 Video (11:37)

Multilevel Inheritance - D365 F&O - X++ Programming Language Article •1 Video (16:18) •2 MCQ

Hierarchical Inheritance in D365 F&O - X++ Code Article •1 Video (30:13) •3 MCQ

Abstract Class X++ Code in D365 F&O - A Comprehensive Guide Article •1 Video (17:09)

Interface - X++ Programming Language - D365 F&O Article •1 Video (22:18)

exist() method - D365 F&O - X++ Code Article •1 Video (6:42)

find method - D365 F&O - X++ Code Article •1 Video (8:55)

find method part 2 - D365 F&O - X++ Code Article •1 Video (17:53)

Table Methods in D365 F&O Technical -X++ Tutorial Article •1 Video (17:29)

initValue Table Method - D365 F&O - X++ Code Article •1 Video (15:12)

modifiedField() in D365 F&O - Table Method - initValue() X++ Code Article •1 Video (16:29)

modifiedFieldValue - Table Method - D365 F&O - X++ Code Article •1 Video (16:01)

validateField Table Method - D365 F&O - X++ Code Article •1 Video (17:22)

Why Customization/Extension? Article •1 Video (5:09) •3 MCQ

Extension framework and best practices for customizing and extending D365 F&O Article •1 Video (4:44) •2 MCQ

Common Element Types and Reasons for Extensions in D365 F&O Article •1 Video (5:56) •1 MCQ

Extend an EDT Article •1 Video (6:19) •9 MCQ •1 Q & A

Table Extension Article •1 Video (17:44) •2 MCQ

Table Extension - COC - Event - Event Handler Article •1 Video (37:46) •5 MCQ

What is Chain of Command (CoC)? Article •1 Video (4:15) •21 MCQ •3 Q & A

Why Chain of Command (CoC) is Required in D365 F&O Article •1 Video (3:49) •6 MCQ

How to Use Chain of Command CoC in D365 F&O? Article •1 Video (25:03) •6 MCQ

How can I use coc with a private method? Article •1 Video (5:15) •5 MCQ

Event Handler in D365 F&O - What, Why Article •1 Video (13:21) •5 MCQ

Event Handler in D365 F&O - Practical Example 1 Article •1 Video (20:56)

Event Handler in D365 F&O - Practical Example 2 Article •1 Video (7:29)

Export Excel File in X++ Programming Language Article

Forms in D355 F&O Article •1 Video (8:59) •7 MCQ

Simple List Form Article •1 Video (13:40)

Quick filter on simple list Article •1 Video (5:26)

Menu and Menu Items Article •1 Video (6:17) •1 MCQ

Form Datasource Properties Article •1 Video (6:34)

Standard form methods Article •1 Video (11:41)

Standard form data source methods Article •1 Video (6:06)

reread() and refresh() method - D365 F&O Article •1 Video (5:04)

Lookup in form control Article

On Modified sample example Article •1 Video (2:18)

Basic Dialog Form and Insert Records via Excel File Article •1 Video (10:18)

Dialog basic form pattern D365 F&O X++ Language Part 1 Article •1 Video (7:00)

Dialog basic form pattern D365 F&O X++ Language Part 2 Article •1 Video (10:22)

Dialog basic form pattern D365 F&O X++ Language Part 3 Article •1 Video (3:54)

Dialog basic form pattern D365 F&O X++ Language Part 4 Article •1 Video (18:33)

Dialog basic form pattern D365 F&O X++ Language Part 5 Article •1 Video (14:06)

Display method in D365 F&O Article •1 Video (4:51)

Keep the code in display methods to a minimum Article •1 Video (2:58)

Caching Display Methods Article •1 Video (5:11) •9 Q & A

Table of Contents Form Pattern - D365 F&O Article •1 Video (15:33)

Table of Contents form - Add and Delete Button - D365 F&O - Video 2 Article •1 Video (6:37)

Lookup in Form Pattern - Table of Contents - D365 F&O Article •1 Video (18:51)

Data Management Concepts in D365 F&O Article •1 Video (7:15) •11 MCQ •2 Q & A

What is Data entities? Article •8 MCQ •4 Q & A

How to Create Data Entity - Using Addins or wizard Article •1 Video (4:58) •5 MCQ

Add Data Entity to Entity List Page in Data Management Article •1 Video (3:16)

Custom Scripts - X++ - in D365 F&O Article •2 Q & A •1 Code

Security in D365 F&O Article •1 Video (5:18) •7 MCQ •19 Q & A

Identification, Authentication, and Authorization Article •1 Video (6:25)

Role-based Security in D365 Finance and Operations apps Article •3 MCQ •1 Q & A

Role based security in D365 F&O Explained Article •1 Video (11:49) •2 MCQ •2 Q & A

Joins in D365 F&O Article •1 Video (6:05) •5 Q & A

Join or Inner Join in D365 F&O - X++ Code Article •1 Video (10:33) •2 Q & A

Outer Join in D365 F&O - X++ Code Article •2 Q & A

Exists Join in D365 F and O - X++ Code Article •1 Q & A

Not Exists Join in D365 F and O - X++ Code Article •1 Q & A

Data Management Concepts in D365 F&O Article •1 Video (7:15) •11 MCQ •2 Q & A

Data migration to finance and operations apps Article •1 Video (7:07) •1 Q & A

Validating data output D365 F&O - Step by Step Data Migration Process Article •1 Video (9:15)

How to add Data Entity to Enlity List Page Article •1 Video (3:16)

Export Data - Data management Worksspace - D365 F&O Article •1 Video (14:13)

Import Data - Data management Worksspace - D365 F&O Article •1 Video (16:04)

Cutover Plans in Data Migration – A Complete Guide D365 F&O Article •1 Video (8:01)

What is SSRS in D365 F&O? Article •1 Video (10:00) •4 MCQ

Customizing Print Management in D365 F&O: A Guide to Handling Document Types with Event Handlers Article

What is batch processing? Article •1 Video (5:01) •6 MCQ •1 Q & A

What is batch groups? Article •1 Video (4:20) •3 MCQ

Why an organization might opt for batch processing in their systems Article •1 Video (3:53) •1 MCQ

Batch job status in D365 F&O Article •1 Q & A

Runbase batch job example 1 Article

Runbase batch job example 2 Article

Runbase batch job example 3 Article

Access Denied error in batch job Article

Batch Job Without Contract class, UIBuilderClass and Action Menu Item Article •1 Video (20:36) •5 Q & A

Implementing a Single Threaded Batch Job Without UI and Contract With Action Menu Item Article •1 Video (9:18) •3 Q & A

Batch Job Without UIBuilderClass With Action Menu Item, Controller and Contract Class- SysOperation Framework Article •1 Video (18:34) •4 Q & A

Batch Job With UIBuilderClass, Action Menu Item, Controller and Contract Class- SysOperation Framework Article •1 Video (20:06) •5 Q & A

build and postBuild in X++ UI Builder class Article •1 Video (9:15)

Synchronous vs. asynchronous integration patterns Article •1 Video (8:21) •19 MCQ

X++ Query Ranges Explained with Runnable Code: .value() vs queryValue() Article •1 Video (13:18) •1 Q & A

Query::insert_recordset in D365 FO Article •1 Video •5 Q & A

Controller Article

Contract Article •5 Q & A

Service Article

UIBuilder Article

Assignment and Solution for Form menu item and extensions class Article