Parsing flags with https://github.com/spf13/pflag

flag.go

package main

import "fmt"
import flag "github.com/spf13/pflag"

func main() {
	var f1 *int = flag.Int("f1", 1, "help message for flagname")
	var f2 *int = flag.Int("f2", 2, "help message for flagname")
	flag.Parse()
	fmt.Println(*f1)
	fmt.Println(*f2)
}