Method appendFlag

command.go:289–293

(fl Flag)

}

func (cmd *Command) appendFlag(fl Flag) {
	if !hasFlag(cmd.Flags, fl) {
		cmd.Flags = append(cmd.Flags, fl)
	}
}

// VisiblePersistentFlags returns a slice of [LocalFlag] with Persistent=true and Hidden=false.
func (cmd *Command) VisiblePersistentFlags() []Flag {