package main
import (
"fmt"
"os"
"strings"
)
func main() {
who := "World"
if len(os.Args) > 1 {
who = strings.Join(os.Args[1:], " ")
}
arr := []string{"a", "b", "c"}
fmt.Println("Hello", who)
fmt.Println("Hello", arr[1:])
}
E:\liteide\share\liteide\liteenv\1>1.exe 123
Hello 123
Hello [b c]