code: func (v *Oid) Contains(o *Oid) bool {
  	if o == nil || len(v.Value) < len(o.Value) {
  		return false
  	}
  	for i := 0; i < len(o.Value); i++ {
  		if v.Value[i] != o.Value[i] {
  			return false
  		}
  	}
  	return true
  }
docs: // Returns true if this OID contains the specified OID