function displayAsteriskName($user) { $name = displayName($user); $str_arr = preg_split('/(?<!^)(?!$)/u', $name); $first = $str_arr[0]; $last = end($str_arr); if (mb_strlen($name, 'UTF-8') > 2) { return $first . '***' . $last; } else { return '***' . $last; } }
<html> <head> <title></title> </head> <body> <p> <?php // Write your function below! function displayName() { echo 'Rakesh'; } displayName(); ?> </p> </body> </html>