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slices: update docs for All, Backward, Values

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For #61899

Change-Id: I3586b9b59e87159d21e1a270dabb3af213592739
Reviewed-on: https://go-review.googlesource.com/c/go/+/595515
Auto-Submit: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
This commit is contained in:
Jes Cok 2024-06-28 00:00:00 +08:00 committed by Gopher Robot
parent 5a18e79687
commit b0927fdd49
1 changed files with 4 additions and 5 deletions
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9
src/slices/iter.go
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@ -9,8 +9,8 @@ import (
"iter"
)
// All returns an iterator over index-value pairs in the slice.
// The indexes range in the usual order, from 0 through len(s)-1.
// All returns an iterator over index-value pairs in the slice
// in the usual order.
func All[Slice ~[]E, E any](s Slice) iter.Seq2[int, E] {
return func(yield func(int, E) bool) {
for i, v := range s {
@ -22,7 +22,7 @@ func All[Slice ~[]E, E any](s Slice) iter.Seq2[int, E] {
}
// Backward returns an iterator over index-value pairs in the slice,
// traversing it backward. The indexes range from len(s)-1 down to 0.
// traversing it backward with descending indices.
func Backward[Slice ~[]E, E any](s Slice) iter.Seq2[int, E] {
return func(yield func(int, E) bool) {
for i := len(s) - 1; i >= 0; i-- {
@ -33,8 +33,7 @@ func Backward[Slice ~[]E, E any](s Slice) iter.Seq2[int, E] {
}
}
// Values returns an iterator over the slice elements,
// starting with s[0].
// Values returns an iterator that yields the slice elements in order.
func Values[Slice ~[]E, E any](s Slice) iter.Seq[E] {
return func(yield func(E) bool) {
for _, v := range s {