KwickClips C · 41 sec · free
Which is usually faster?
Short answer. A loop.
When does a loop stop?
When its condition is false.
Recursion vs loop
| Point | Recursion | Loop |
|---|---|---|
| Memory | frame per call | same vars |
| Speed | slower | faster |
| Stops at | base case | false check |
Remember
| Loops: faster, less memory |
| Recursion: shorter code |
Recursion or a loop: which is faster? Let us compare. Recursion needs a frame per call. So loops are usually faster. Recursion stops at a base case, a loop at a false check. Remember. Loops are faster. Recursion can be shorter.
This clip is from the full lesson: Recursion in C — 7 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: Programming All levels C
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