package xin.merlin.myblog_server.utils;


import java.util.Random;

public class RandomCode {

    private static final Random rand = new Random();

    public static String generateID(){
        // 生成一个0到999999999的随机数，然后格式化为9位数字字符串
        return String.format("%09d", rand.nextInt(1000000000));
    }

    public static String generateCode(){
        // 生成一个0到999999的随机数，然后格式化为6位数字字符串
        return String.format("%06d", rand.nextInt(1000000));
    }

}