Searching Across Host Projects and Components in 4D
When working on a large 4D application, it is common to split functionality across a host project and several components. This modular architecture ke...
January 21, 2026
1 min read
Code Editor
Use the 4D code editor with real time validation, structured warnings, and intelligent syntax checking. Leverage the debugger, workspace analysis, VS Code integration, and remote debugging tools to detect issues early and maintain code quality.
Better Error Handling and Type Inference for 4D Developers
When you’re coding in 4D or VS Code, clear and precise feedback from the editor makes all the difference. It helps you understand what’s happening in ...
January 20, 2026
1 min read
Stricter class-based typing for objects
With 4D 20 R10, object typing takes a major step forward, giving you more confidence and control in your code. Instead of simply checking if a value i...
July 16, 2025
1 min read
Warnings on Deprecated Language Elements
With the release of 4D 20 R9, deprecated language elements now generate warnings, helping you keep your code as modern and efficient as possible. Let'...
April 23, 2025
1 min read
Enhancing the Debugging Experience
Debugging plays a vital role in any development process, and improving the debugger's functionality and usability can significantly enhance a develope...
January 22, 2025
1 min read
Empower Your Development Process with your forms
During the development phase, early detection of syntax errors is important for producing quality code. Real-time code checking is a valuable aid to d...
January 20, 2025
1 min read
Customize Global Warnings Generation
Warnings are a valuable aid for alerting 4D developers to potential code mistakes. With the release of 4D 20 R6, it is now possible to globally define...
July 19, 2024
1 min read
Introducing Code Live Checker: Elevating Code Quality in 4D Development
4D v20 R4 introduces the Code Live Checker, an algorithm used during Compilation, Syntax Checking, and code typing in the Code Editor. In this blog po...
January 19, 2024
1 min read
Streamlined Method Parameter Declarations
In the pursuit of efficient coding practices, 4D developers commonly configure compilation path settings to enhance syntax and typing checks, thereby ...
January 18, 2024
1 min read
Introducing the Latest Find and Replace Features
The "Find and Replace" feature in the code editor has existed for many years. Developers can easily and efficiently search and replace code, especiall...
April 27, 2023
1 min read