A developer has shared an innovative approach to implementing generic dynamic arrays in C without storing capacity or using structs. The technique uses an array of two pointers where the first element stores the length and the second points to the data, offering a memory-efficient solution for C programmers. This approach simplifies dynamic array implementation while maintaining type safety through macros.
Background
Dynamic arrays are fundamental data structures in programming, but implementing them efficiently in C typically requires storing both the length and capacity, often in a struct. This approach presents a novel way to reduce memory overhead while maintaining functionality.
- Source
- Lobsters
- Published
- Jun 13, 2026 at 10:17 AM
- Score
- 7.0 / 10