Hide email address in PHP with asterisk (*)

PHP code shows how to replace email address with asterisk(*). The script used for partially hide email address with asterisk (*).

<?php

/**
 * Hide email address with asterisk(*) 
 *
 * @param    $email
 * @reeturn  $email with asterisk(*) // t***********l@g*****l.com 
 *
 */
function hideEmail($email)
{
 $mail_segments = explode("@", $email);
    $mail_segments[0] = substr($mail_segments[0], 0, 1) . str_repeat("*", strlen($mail_segments[0]) - 2) . substr($mail_segments[0], -1);
    $pos = strpos($mail_segments[1], '.');
    $mail_segments[1] = substr($mail_segments[1], 0, 1) . str_repeat("*", strlen($mail_segments[1]) - $pos+1) . substr($mail_segments[1], $pos-1);
 return implode("@", $mail_segments);
}

/** call function and display result **/
echo hideEmail("testingdhaval@gmail.com");
?>