func (a *Args) Lookup(name string) (*Arg, bool) {
	for _, arg := range *a {
		if arg.Name == name {
			return arg, true
		}
	}

	return nil, false
}
// Lookup finds an Arg by name.
Lookup finds an Arg by name.
// Lookup finds an Arg by name .
func (a *Args) Lookup(name string) (*Arg, bool) {
	for _, arg := range *a {
		if arg.Name == name {
			return arg, true
		}
	}
	return nil, false
}
func ( a * Args ) Lookup ( name string ) ( * Arg , bool ) { for _ , arg := range * a { if arg . Name == name { return arg , true } } return nil , false }
Lookup finds an Arg by name.
Lookup finds an Arg by name .