身份证号和手机号正则表达式脱敏-526互联

/**
* 身份证号脱敏
* 脱敏规则: 保留前六后三, 适用于15位和18位身份证号
* @param idNumber
* @author cy
* @since 2022-04-22
/
public static String desensitizedIdNumber(String idNumber){
if (StringUtil.isStrNotEmpty(idNumber)) {
if (idNumber.length() == 15){
idNumber = idNumber.replaceAll("(\w{6})\w(\w{3})", "$1$2");
}
if (idNumber.length() == 18){
idNumber = idNumber.replaceAll("(\w{6})\w(\w{3})", "$1****$2");
}
}
return idNumber;
}

/**
 * 手机号加*号
 * @param realPhone
 * @return
 */
public static String rePhone(String realPhone) {
    String phoneNumber;
    if (realPhone.length() == 11){
        phoneNumber = realPhone.replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2");
    }else{
        phoneNumber = realPhone;
    }
    return phoneNumber;
}

正则

表达式