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v0.0.550 ArrMapSum
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Mike Schwörer
2024-12-26 00:23:24 +01:00
parent a8c6e39ac5
commit 36b092774d
4 changed files with 25 additions and 7 deletions
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8
langext/array.go
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@@ -401,6 +401,14 @@ func ArrSum[T NumberConstraint](arr []T) T {
return r
}
func ArrMapSum[T1 any, T2 NumberConstraint](arr []T1, conv func(v T1) T2) T2 {
var r T2 = 0
for _, v := range arr {
r += conv(v)
}
return r
}
func ArrFlatten[T1 any, T2 any](arr []T1, conv func(v T1) []T2) []T2 {
r := make([]T2, 0, len(arr))
for _, v1 := range arr {