Yhn LifeFood first seen 3 h ago, last just now, peak #2
Haskell Community Examines Foldl Versus Foldr Differences
Original: Differences Between `Foldl` and `Foldr`
The Haskell blog has published an explanation of the differences between foldl and foldr, the two core folding functions used to reduce lists to a single value. The post clarifies how each function's direction of evaluation affects laziness, stack usage and, in some cases, whether a computation terminates at all. Readers are discussing the practical implications for writing efficient functional code.
Why now: The practical pitfalls of foldl versus foldr, such as stack overflows and laziness surprises, are a recurring source of debate among functional programmers.
Rank over time, top of the chart is #1. 16 snapshots from 3 h ago to just now.
Evidence
- Differences Between `Foldl` and `Foldr` · signa11 · 69
API: https://socialmediatrends-api.osmike.com/v1/trends/1111388