This document shows how to extract the domain name from an email address in several programming languages including PHP, Java, VB.NET, C#, and Python. The domain name is extracted by finding the index of the '@' symbol and substringing or splitting the email address at that point to isolate the text after the '@'.

1. How to extract domain
name from email address
https://www.fraudlabspro.com

2. This article will show you how to extract
domain name from an email address in
various programming language.
Introduction

3. Extract Domain in PHP
<?php
$email = 'user@example.com';
$domain = substr($email, strpos($email, '@') + 1);
?>

4. Extract Domain in Java
String email = "user@example.com";
String domain = email .substring(email .indexOf("@")
+ 1);

5. Extract Domain in VB.NET
Dim email As String = "user@example.com"
Dim startIndex As Integer = email.IndexOf("@")
Dim endIndex As Integer = email.IndexOf(".", startIndex)
Dim domain As String = email.SubString(startIndex + 1, endIndex)

6. Extract Domain in C#
string email = "user@example.com";
int indexOfAt = email.IndexOf('@');
string domain = email.Substring(indexOfAt + 1);
string email = "user@example.com"; int indexOfAt = email.IndexOf('@'); string domain = email.Substring(indexOfAt + 1);

7. Extract Domain in Python
email = 'user@example.com'
domain = email.split('@')[1]
string email = "user@example.com"; int indexOfAt = email.IndexOf('@'); string domain = email.Substring(indexOfAt + 1);

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