stdlib.h
General utilities: memory (`malloc`, `free`), conversions (`strtol`, `strtod`), `qsort`, `bsearch`, `rand`, `exit`, `abs`.
Beginner
Prefer strtol over atoi — it reports errors.
Spotted a mistake or want to add detail? Suggest an improvement — Content Contributors' edits are reviewed by editors before they go live.
Discussion (0)
Sign in or join free to ask questions and discuss this topic.