What is pure function in Spanish?

In Spanish, "pure function" is "pure function": Una funcion que siempre devuelve la misma salida para la misma entrada y no tiene efectos secundarios: no modifica estado externo, no escribe en una base de datos ni llama a una API. Las pure functions son predecibles, faciles de probar y seguras para ejecutar en paralelo.

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What does "pure function" mean in programming?

pure function is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.

Definition

A function that always returns the same output for the same input and has no side effects: it does not modify external state, write to a database, or call an API. Pure functions are predictable, easy to test, and safe to run in parallel.

Example

"calculateTax(price, rate) is a pure function — give it the same inputs and it always returns the same result."

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Related terms

side effect
immutable
functional-programming
idempotent
higher-order function

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