How to Implement Interface in Business Central

With the release of Business Central Wave 1 2020 new feature was introduced called ‘Interface’. It is basically syntactical contract that can be implemented by a non-abstract method. This allows for writing code that reduces the dependency on implementation details, makes it easier to reuse code.

Today we will see how to write an interface and implement in Business central.

For defining interface we no need to have object id.

If you can see in above interface we just define method but not programmed any business logic.

Now Lets see how to implement interface.

Added new code unit which implements the defined interface.

For checking the result of interface created following page with one function.

Above function to initialize the interface.

Lets check the result of interface.

Hope this will help you to understand interface and implementation.

To understand more on differentiate between events and interface read Interface Vs Events..

Stay tuned for more…

Author: Ammolh Saallvi

I'm a Dynamics NAV/Navision developer and helps partners and end-users with their NAV implementations. I do everything from third-party management advisory, training to new NAV teams, project management, training, setup and development. Do you want to hire me to help getting your project a success? Then contact me via dropping one email from linkedin Expertise in end-to-end development of software products from requirement analysis to System Study, Documentation and Testing. Demonstrated abilities in analyzing information system needs, evaluating end-user requirements, custom designing solutions, troubleshooting for complex information systems management. Deft at carrying out risk analysis, impact analysis, project reviews and documentation. Strong Problem solving & Technical skills coupled with confident decision making for enabling effective solutions leading to high customer satisfaction as well as low operational costs. Certifications:- Microsoft Certified Technology Specialist -Dynamics Microsoft Sure Step Certified Professional Moderator at DUG Forum Specialties: • ERP Implementation • Client/Server Programming • Coding, Testing, troubleshooting and documentation. • Database Tuning and SQL • Database Performance • Debugging large programs • Project Management and Resource Management.

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