Files
headfirstgo/chapter6/average2/main.go
2025-02-05 11:06:00 +03:00

30 lines
497 B
Go

package main
import (
"fmt"
"log"
"os"
"strconv"
)
func average(numbers ...float64) float64 {
var sum float64 = 0
for _, number := range numbers {
sum += number
}
return sum / float64(len(numbers))
}
func main() {
arguments := os.Args[1:]
var numbers []float64
for _, argument := range arguments {
number, err := strconv.ParseFloat(argument, 64)
if err != nil {
log.Fatal(err)
}
numbers = append(numbers, number)
}
fmt.Printf("Average: %.2f\n", average(numbers...))
}