A very simple php snippet to check if an email id is valid or not. If the email address is valid then the script returns true. Otherwise it returns false. It basically checks format of the email address.
<?php
function isValidEmail($email)
{
// Call to this function will be like
// $result=isValidEmail("user@examle.com")
$flag = false; //Initiate it as invalid email address
if(filter_var($email,FILTER_VALIDATE_EMAIL))
{
$flag = true; // Yes, it is valid email address!
}
return $flag; // return the result
} // end of function isValidEmail
?>
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