function hidestar($str) { //用户名、邮箱、手机账号中间字符串以*隐藏if (strpos($str, '@')) { $email_array = explode(@, $str);$prevfix = (strlen($email_array[0]) 4) ? : substr($str, 0, 3); //邮箱前缀$count = 0;$str = preg_replace('/([\d\w+_-]{0,100})@/', '***@', $str, -1, $count);$rs = $prevfix . $str;} else { $pattern = '/(1[3458]{1}[0-9])[0-9]{4}([0-9]{4})/i';if (preg_match($pattern, $str)) { $rs = preg_replace($pattern, '$1****$2', $str); // substr_replace($name,'****',3,4);} else { $rs = substr($str, 0, 3) . *** . substr($str, -1);} } return $rs;}
以上就介绍了php 用户名、邮箱、手机账号中间字符串以隐藏，包括了方面的内容，希望对php教程有兴趣的朋友有所帮助。