From: dave Date: 2005-06-01T22:01:59+09:00 Subject: Re: array of object insert polices > Maybe you can be a bit more specific on what exactly you are trying to > achieve and then people can come up with more concrete answers. I wanted to understand what i must check and how to have a stable code. are these rules right in general? The imput comes directly from an external source: - Test with test units. - Check type and attinence to specifics of data. The imput doesn't come from directly from an external source: - Test with test units. - Don't care about type (duck typing). -- >here are more things in heaven and earth, horatio, than are dreamt of in your philosophy.