String validateEmail(String value) {
    Pattern pattern =
        r"^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]"
        r"{0,253}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]"
        r"{0,253}[a-zA-Z0-9])?)*$";
    RegExp regex = new RegExp(pattern);
    if (!regex.hasMatch(value) || value == null)
      return 'Enter a valid email address';
    else
      return null;
  }

Popularity 10/10 Helpfulness 8/10 Language whatever

Source: stackoverflow.com

Tags: email-validation emai

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Contributed on Dec 24 2020

Lazy Llama

0 Answers Avg Quality 2/10

email validation flutter

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import 'package:flutter/material.dart';

bool validateEmail(String email) {
  // Regular expression pattern to match an email address
  Pattern pattern = r'^[\w-]+(\.[\w-]+)*@([a-zA-Z0-9-]+\.)+[a-zA-Z]{2,7}$';
  RegExp regExp = new RegExp(pattern);
  return regExp.hasMatch(email);
}

void main() {
  String email = "test@example.com";

  if (validateEmail(email)) {
    print("Email is valid");
  } else {
    print("Email is not valid");
  }
}

Popularity 9/10 Helpfulness 8/10 Language dart

Source: Grepper

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Contributed on Sep 11 2023

YOU.com

0 Answers Avg Quality 2/10

email field validation in flutter

Comment

 if (value!.isEmpty) {
                                  return "Please enter your Email";
                                }
                                if (!RegExp(
                                        r'^.+@[a-zA-Z]+\.{1}[a-zA-Z]+(\.{0,1}[a-zA-Z]+)$')
                                    .hasMatch(value)) {
                                  print("email is true");
                                  return 'Please enter a valid email';
                                }
                                return null;

Popularity 9/10 Helpfulness 6/10 Language whatever

Source: Grepper

Tags: email emai

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Contributed on Mar 12 2023

Defiant Dogfish

0 Answers Avg Quality 2/10

code to validation email textfield in flutter

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