Is recursion allowed when using blocks?

Recursion is a programming technique in which a function calls itself to solve a problem. In the context of OutSystems and the use of blocks, recursion is generally not allowed due to the constraints around how blocks are designed to be executed in a web application environment.

Blocks in OutSystems are meant to encapsulate reusable logic and can be thought of as modular components that define a specific functionality. They are generally executed once when called, and this restriction helps maintain the predictability and stability of the application flow. Allowing recursion could lead to complex scenarios that may cause stack overflow errors or excessive resource consumption, as each recursive call would create a new instance of the block.

Additionally, the design philosophy of OutSystems promotes simplicity and maintainability, encouraging developers to use alternative approaches like loops or iterative mechanisms instead of recursion for repetitive tasks. This ensures better performance and easier debugging.

Therefore, the conclusion is that recursion is not permissible when utilizing blocks in OutSystems, aligning with best practices in web development and ensuring efficient application performance.