Merge pull request #330 from zoulux/main

fix: return 0 when Average is called with empty slice
Update mathutil.go
2026-02-04 12:52:28 +08:00 · 2025-09-23 11:22:30 +08:00 · 2025-09-22 10:04:23 +08:00 · 2025-09-22 09:53:09 +08:00 · 2025-06-24 19:14:37 +08:00
1 changed files with 3 additions and 0 deletions
--- a/mathutil/mathutil.go
+++ b/mathutil/mathutil.go
@@ -238,6 +238,9 @@ func Sum[T constraints.Integer | constraints.Float](numbers ...T) T {
 // Average return average value of numbers.
 // Play: https://go.dev/play/p/Vv7LBwER-pz
 func Average[T constraints.Integer | constraints.Float](numbers ...T) float64 {
+	if len(numbers) == 0 {
+		return 0
+	}
 	var sum float64
 	for _, num := range numbers {
 		sum += float64(num)
Author	SHA1	Message	Date
残念	15a0dad0d8	Merge pull request #330 from zoulux/main fix: return 0 when Average is called with empty slice	2025-09-23 11:22:30 +08:00
jake	93c777a418	Update mathutil.go fix: return 0 when Average is called with empty slice	2025-09-22 10:04:23 +08:00
jake	5ff1c6578f	Merge branch 'duke-git:main' into main	2025-09-22 09:53:09 +08:00
jake	83c069e234	Update slice_concurrent.go	2025-06-24 19:14:37 +08:00