golang-exercises/sum-args/main.go

24 lines
312 B
Go

package main
import (
"fmt"
"os"
"strconv"
)
var result float64
func main() {
if len(os.Args) < 2 {
fmt.Println("Usage: ./sum-args 1 2 3 4 5 6")
os.Exit(1)
}
for i := 1; i < len(os.Args); i++ {
sum, _ := strconv.Atoi(os.Args[i])
result = result + float64(sum)
}
fmt.Printf("%v\n", result)
}