validateEmail static method

String? validateEmail(
  1. String? email
)

Implementation

static String? validateEmail(String? email) {
  if (email == null || email.isEmpty) {
    return 'Email is required';
  }
  final emailRegex = RegExp(r'^[^@\s]+@[^@\s]+\.[^@\s]+$');
  if (!emailRegex.hasMatch(email)) {
    return 'Enter a valid email address';
  }
  return null;
}