Email validation on textField in iOS

Question

In iOS App, how to add Email validation on UITextField?

Answer 1

Use Below code for "Swift language" For Email Validation

func ValidateEmailString (strEmail:NSString) -> Bool
{
   let emailRegex = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}"
   let emailText = NSPredicate(format:"SELF MATCHES [c]%@",emailRegex)
   return (emailText.evaluate(with: strEmail))
} 

Thanks :)