Golang flag.Parsed() function examples

package flag

Parsed returns true if the command-line flags have been parsed.

Golang flag.Parsed() function usage examples

Example 1 :

 func main() {
 if !flag.Parsed() {
  flag.Parse()
 }
 ...

Example 2 :

 func main() {
 flag.Parse()

 if !flag.Parsed() || socket == "" {
 fmt.Println("No socket information given. Abort!")
  os.Exit(1)
 }
 ...

Reference :

http://golang.org/pkg/flag/#Parsed

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