On Tue, Jan 7, 2014, at 03:36 PM, Laurie Alvey wrote:
> I am trying to do some basic format validation on a string which purports
> to be an email address. I want test that "@" occurs once and once only
> and "." (period) occurs at least once. 

If it's as simple as that then:

llValid = (Occurs("@", lcAddress) = 1) and (Occurs(".", lcAddress) > 1)

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