Android 隐藏手机号中间四位和隐藏邮箱地址中间四位

/**
 * 手机号用****号隐藏中间数字
 *
 * @param phone
 * @return
 */
public static String settingphone(String phone) {
    String phone_s = phone.replaceAll("(\d{3})\d{4}(\d{4})", "$1****$2");
    return phone_s;
}


/**
 * 邮箱用****号隐藏前面的字母
 *
 * @return
 */
public static String settingemail(String email) {
    String emails = email.replaceAll("(\w?)(\w+)(\w)(@\w+\.[a-z]+(\.[a-z]+)?)", "$1****$3$4");
    return emails;
}