22 lines
384 B
Go
22 lines
384 B
Go
// ## Command Line Flags
|
|
|
|
package main
|
|
|
|
import "flag"
|
|
import "fmt"
|
|
|
|
func main() {
|
|
maxp := flag.Int("repeat", 3, "time to repeat args")
|
|
flag.Parse()
|
|
for i := 0; i < *maxp; i++ {
|
|
for _, arg := range flag.Args() {
|
|
fmt.Println(arg)
|
|
}
|
|
}
|
|
}
|
|
|
|
// todo: multiple flags
|
|
// todo: trailing args
|
|
// todo: arg escaping
|
|
// todo: help text and usage errors
|