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lo/docs/data/it-chunk.md
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Samuel Berthe fedd0b6d2d doc: explain chunkstring inconsistency (#789)
* doc: explain chunkstring inconsistency

* doc: explain chunkstring inconsistency
2026-01-27 18:53:04 +01:00

930 B

name, slug, sourceRef, category, subCategory, signatures, playUrl, variantHelpers, similarHelpers, position
name slug sourceRef category subCategory signatures playUrl variantHelpers similarHelpers position
Chunk chunk it/seq.go#L264 it sequence
func Chunk[T any](collection iter.Seq[T], size int) iter.Seq[[]T]
https://go.dev/play/p/4VpIM8-zu
it#sequence#chunk
core#slice#chunk
it#sequence#partitionby
60

Returns a sequence of elements split into groups of length size. The last chunk may be smaller than size.

Examples:

seq := func(yield func(int) bool) {
    _ = yield(1)
    _ = yield(2)
    _ = yield(3)
    _ = yield(4)
    _ = yield(5)
}
chunks := it.Chunk(seq, 2)
var result [][]int
for chunk := range chunks {
    result = append(result, chunk)
}
// result contains [1, 2], [3, 4], [5]

Note

it.ChunkString and it.Chunk functions behave inconsistently for empty input: it.ChunkString("", n) returns [""] instead of [].

See https://github.com/samber/lo/issues/788