Dynamic Memory Management in C: malloc, calloc, realloc and Pitfalls
Motivation for Runtime Allocation
Automatic variables and fixed-size arrays live on the stack and their sizes are frozen at compile time. When the required amount of data is not known until the program is running, the heap offers a flexible alternative.
Core Allocation Routines
All prototypes live in <stdlib.h>.
malloc
void *malloc(size_ ...
Posted on Sat, 01 Aug 2026 16:29:43 +0000 by junrey