How to validate whether an email address is in the correct format

Submitted on: 1/1/2015 7:04:00 AM
By: Joel Agnel (from psc cd)  
Level: Beginner
User Rating: By 3 Users
Compatibility: PHP 3.0, PHP 4.0
Views: 3205
     This code will explain how to validate an email address and then accept it for processing/using. If you find this code useful, please vote for me.


// Author : Joel Agnel
$address = "";
//The email address that is to validated
$expression = "^[_A-Za-z0-9-]+@[_A-Za-z-]+(\.[A-Za-z]+)(\.[A-Za-z]+)*$";
//The expression that describes
//the pattern the address should have
if(!ereg("$expression",$address)) {   //if $address is not matching to $expression
echo "Sorry wrong address";   // not valid
} else {   // else it is valid 
echo "The address is valid";
Email me for any help with this code

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