cli.go

package main

import ("fmt" ; "flag" ; "math/rand")

func main() {
  // define flags
  maxp := flag.Int("max", 6, "the max value")

  //parse
  flag.Parse()

  //generate a number between 0 and max
  fmt.Println(rand.Intn(*maxp))
}


// running: go run cli.go -max=100