Are you sure you want to be matching against self?
Dave
Sent from my iPhone
On Apr 15, 2011, at 6:30 AM, Michael Crawford <michaelacrawf...@me.com> wrote:
> I'm trying to validate email addresses in Core Data but the regular
> expression I'm using doesn't seem to work even though it looks correct. I'm
> using the following expression:
>
> ^[A-Z0-9._%-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$
>
> Which produces the following error:
>
> NSValidationErrorKey=email, NSLocalizedDescription=The operation couldn’t be
> completed. (Cocoa error 1680.), NSValidationErrorPredicate=SELF MATCHES
> "^[A-Z0-9._%-]+@[A-Z0-9.-]+\\.[A-Z]{2,4}$",
> NSValidationErrorValue=michaelacrawf...@me.com
>
> I'm pretty certain the expression is correct so I'm thinking there must be
> something I don't know about how to use it with Core Data. I'm inputing the
> expression in the MOM editor in Xcode 4, not coding to the APIs directly. In
> my code I'm calling -[NSManagedObject validateForInsert].
>
> If you've run into problems using regular expressions with Core Data and then
> found a solution or if you see some obvious problem with what I have here,
> I'd love to here from you.
>
> -Michael
>
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