email validation

Download Email Validation

This code sample demonstrates how to validate an email address using regular expressions. It ensures that an email address is properly syntaxed and ends with a valid TLD (top level domain).

Download Email-Validation 120.65a Not applicable

Email-Validation 120.65a - Example of how Javascrpt and PHP can work together to provide simple and extensible email form validation. Use this as a starting point for more complex server-side validation without screen refresh.

Download Live Email Validation Component 2.4 1.48 MB

Download PHP User Email Validation

Here is a simple script can valid a users email address. This script works by sending a confirmation email to the users email account. The user then must confirm their email address. This script is great for any user login system. This script requires MySQL. It comes with installation instructions and a demo.

Download Email validation in PHP

This tutorial teaches you how to validate an email with PHP and regular expressions.

Download Live Email Validation Component 2.0 1.2 MB

Download Powerful email address validation

Validating Email addresses is not limitted to finding @ and . signs in the address! There are higher concepts, but few are aware of them. This article shows you a simple way to check if the Email address provided by a user is real to a higher extent than current famous validation codes do.

Download Server Side Email Addresses Validation

An article on how to validate user email addresses in no time using a simple VBScript function in ASP.

Download Email validation (checks domain aswell)

This script will not only check the email by regex but it will also use mx records to check if the domain exists. It also checks against one of the most popular recieve only free email sites.

Download Email Validation Component for .NET 1.0 130K

Email validation made easy

Fake email addresses are a big problem for busy web sites. Most form validation codes merely looks for a "@" and a "." in the email address. This is extremely inadequate. Databases get populated with bad email addresses, resulting in several important problems such as :

When you are sending a mass email to your sites membership, a large percentage of these emails get returned, wasting valuable bandwidth. Many people do not realize, but bandwidth is wasted doublely, since bad emails are sent, and then returned.

Many companies hire temporary workers to painstakingly remove these bad addresses. This is costly, both in terms of time and money. Additionally, this is a reactive solution.

Users who sign up with fake addresses get to view your content or use your software without providing proper contact information.

WebStorm EmailValidator is here for you!

The WebStorm Email Validation is a true native, 100% managed C# component that can be implemented for both Webform and Winform it checks email in 2 steps:

First it verifies if the email has a valid syntax and if it is, then it proceeds with a special dns lookup to check if the mailbox is able to receive email.

Cut fake email by 80% !

Altrought email validation cant be 100% foolproof (because some mail servers accept any form of email addresses), WebStorm Email Validation Component can cut off bad email addresses up to 80% in your database.

Download .NET User Engine Pro with Email Validation

UserEnginePro.NET is a simple, adjustable, well commented User Signup and Authentication system. It contains user signup, login, forgotten password, and edit user account functionality and also an administrative area which allows queries such as users by country, date joined, opt-in choices, etc. A new feature is email address verification where a user is required to click on a verification link that is emailed to them before their account becomes active. All data is stored in an MS Access 2000/XP or SQL Server 2000 database. The application is written in ASP.NET (C#) and the full source code is supplied upon purchase, which is easily configured by following the comprehensive online help & setup guides. Additional web pages on your website are easily secured by adding a one line include which checks to see if a user is logged in or not. The system is also fully template driven so as to blend in with your existing style.

Download UserEnginePro2.NET (VB.NET) with Email Validation

UserEnginePro2.NET is a simple, adjustable, well commented User Signup and Authentication system. It contains user signup, login, forgotten password, and edit user account functionality and also an administrative area which allows queries such as users by country, date joined, opt-in choices, etc. A new feature is email address verification where a user is required to click on a verification link that is emailed to them before their account becomes active. All data is stored in an MS Access 2000/XP or SQL Server 2000 database. The application is written in ASP.NET (VB.NET & C#) and the full source code is supplied upon purchase, which is easily configured by following the comprehensive online help & setup guides. Additional web pages on your website are easily secured by adding a one line include which checks to see if a user is logged in or not. The system is also fully template driven so as to blend in with your existing style.

Download Quick and Dirty E-mail Validation

If you use this code, you will be able to validate a submitted e-mail address. It checks for an @ character, and actually checks the DNS of the e-mail address domain to make sure it has a mail server.

Download Complete E-mail Address Validation

If you use this code, with the changes suggested in the comments, you will be able to completely validate a submitted e-mail address. It checks for invalid characters, an invalid domain, and an invalid or missing MX record at the domain.

Download Sign up form with e-mail validation (confirmation code)

This script pre-registers and confirms a user by e-mail. It features an anti-spam protection by enabling the owner of the e-mail account to blacklist their e-mail address. IPs are logged.

Download Form Validation With PHP

This tutorial explains how to validate HTML form on server side using PHP plus client side form validation using Javascript to make your form more user friendly

Download Performing custom validation

Demonstrates how to use custom validation on a form by checking to see if a string in a TextBox is not the same with a string from an array (or database), case in which it displays This name is already taken.

Download VB.NET 2005 Tutorials: Validation

VB.NET 2005 Tutorials: Validation - In this tutorial you will learn about User Input Validation, Required Field Validators, Comparison Validators, Range Validators, Regular Expression Validator, Custom Validators, ErrorProvider, Enabling Controls Based On Input and Other Properties of Validation.

Download USPS Address Validation Tool 1.27 166 KB

Download Simple Form Validation Library (SFVL)

A class (SFVL) to expedite adding field validation to html forms. No more coding individual validation routines for each field. Simply put the class in the submittal script. Add the validation rules (regular expression) using a class method. Put the report() method at the top of the form. This will report rule violations.