udhien.net - Weblog of Mohammad Syafiuddin » PHP Function : Censored Email Address

Background :

I want to display the email address in a page, but i have to censored it first.

The method, as below :

input : yourname@domain.com
output : y******e@domain.com

So, here is the code

<?php
/******************************************************
* Class Name : CensoredEmail
* Scripted By : Mohammad Syafiuddin
* Website : http://www.udhien.net
* Email : udhien@udhien.net
* License : GPL (General Public License)
* Created Date : 2/12/2008
* Last Update : 2/12/2008
* Instruction :
* eg : echo CensoredEmail("you@domain.com", "*");
******************************************************/

function CensoredEmail($sEmail, $sMask = "*") {
$arrEmail = explode("@", $sEmail);

for ($i = 1; $i<= (strlen($arrEmail[0]) - 2);$i++) {
$sMaskInc .= $sMask;
}

return $arrEmail[0]{0}.substr_replace($arrEmail[0], $sMaskInc, 0, strlen($arrEmail[0])).$arrEmail[0]{strlen($arrEmail[0])-1}."@".$arrEmail[1];
}
?>

Usage Example :

<?php
echo CensoredEmail("yourname@domain.com", "*"); // output : y******e@domain.com
echo CensoredEmail("yourname@domain.com", "#"); // output: y######e@domain.com
?>