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validate email address

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  1. validates_format_of(:email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i, :on => :create, :message=>"has an invalid format") # AND A LOGIN VALIDATION EXAMPLE MIGHT BE validates_format_of :login, :with => /\w+@\w+\.\w{2}/

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