Files

code
m
- acquire.md
- aggregate-right.md
- aggregate.md
- append.md
- assert-count.md
- assert.md
- at-least.md
- at-most.md
- await-completion.md
- await.md
- backsert.md
- batch.md
- cartesian.md
- choose.md
- compare-count.md
- consume.md
- count-between.md
- count-by.md
- count-down.md
- distinct-by.md
- ends-with.md
- equi-zip.md
- exactly.md
- except-by.md
- exclude.md
- fallback-if-empty.md
- fill-backward.md
- fill-forward.md
- flatten.md
- fold.md
- for-each.md
- from.md
- full-group-join.md
- full-join.md
- generate-by-index.md
- generate.md
- group-adjacent.md
- index.md
- insert.md
- interleave.md
- lag.md
- lead.md
- left-join.md
- max-by.md
- memoize.md
- min-by.md
- move.md
- order-by.md
- ordered-merge.md
- pad-start.md
- pad.md
- pairwise.md
- partial-sort-by.md
- partial-sort.md
- partition.md
- permutations.md
- pipe.md
- pre-scan.md
- prepend.md
- random-double.md
- random-subset.md
- random.md
- rank-by.md
- rank.md
- repeat.md
- right-join.md
- run-length-encode.md
- scan-by.md
- scan-right.md
- scan.md
- segment.md
- sequence.md
- shuffle.md
- skip-last.md
- skip-until.md
- slice.md
- sorted-merge.md
- split.md
- starts-with.md
- subsets.md
- tag-first-last.md
- take-every.md
- take-last.md
- take-until.md
- then-by.md
- to-array-by-index.md
- to-data-table.md
- to-delimited-string.md
- to-dictionary.md
- to-hash-set.md
- to-lookup.md
- trace.md
- transpose.md
- traverse-breadth-first.md
- traverse-depth-first.md
- unfold.md
- window-left.md
- window-right.md
- window.md
- zip-longest.md
- zip-shortest.md
.editorconfig
.gitattributes
.gitignore
CONTRIBUTING.md
README.md
setup.md

scan-by.md

Jun 5, 2019

3e0ea4e · Jun 5, 2019

ScanBy

Applies an accumulator function over sequence element keys, returning the keys along with intermediate accumulator states.

// TODO add example

✏ Edit this page if you see a typo or wish to contribute an improvement. Alternatively, you can also report an issue you see.