日期时分秒毫秒+3位随机数

    public String getString() {
        String pkValue;
        String str = new SimpleDateFormat("yyyyMMddHHmmssSSS").format(new Date());
        int rannum = (int) (new Random().nextDouble() * (999 - 100 + 1)) + 100;// 获取3位随机数
        // pkValue= UUID.randomUUID().toString().replace("-","");
        pkValue= str+rannum;
        return pkValue;
    }

标签：rannum,String,int,pkValue,毫秒,随机数,new,100,时分秒
来源： https://www.cnblogs.com/woftlcj/p/11410804.html