java 如何把一个guid字符转成数字类型

Question

java 如何把一个guid字符，比如287d81b3b22041c2b56e5a0443f84e9f，转成数字类型

Answer 1

        String guidString = "287d81b3b22041c2b56e5a0443f84e9f";

        // 将16进制的GUID字符串转换为BigInteger
        BigInteger bigInteger = new BigInteger(guidString, 16);

用BigInteger试试