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please how can i validate a form to not accept any existing email before the user submit the application should display invalid email
Posted 30-Apr-11 9:57am

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Solution 1

Well the check for whether an email is valid is usually done at the client level, so that's gotta come first.
 
The check for existing email comes at the server side, so that'd usually be a 2nd check. You could use Ajax to change this order but I don't see why you would want to do that.
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