package com.ruoyi.common.core.utils;

public class PhoneNumberValidator {

    // 定义一个匹配中国手机号的正则表达式
    private static final String CHINA_PHONE_REGEX = "^1[3-9]\\d{9}$";

    /**
     * 验证给定的字符串是否符合中国手机号的格式.
     *
     * @param phoneNumber 要验证的手机号
     * @return 如果手机号格式正确返回true，否则返回false
     */
    public static boolean isValidChinaPhoneNumber(String phoneNumber) {
        if (phoneNumber == null || phoneNumber.isEmpty()) {
            return false;
        }
        return phoneNumber.matches(CHINA_PHONE_REGEX);
    }

    public static void main(String[] args) {
        // 测试几个号码
        String[] phoneNumbers = {"13800138000", "15912345678", "18612345678", "110", "12345678901", "19912345678"};
        for (String phoneNumber : phoneNumbers) {
            System.out.println("Phone number: " + phoneNumber + " is valid: " + isValidChinaPhoneNumber(phoneNumber));
        }
    }
}