📅  最后修改于: 2022-03-11 14:52:19.884000             🧑  作者: Mango
// create 2 String objects
String s1, s2;
bi1 = new BigInteger("1234");
bi2 = new BigInteger("-1234");
// assign String value of bi1, bi2 to s1, s2
s1 = bi1.toString();
s2 = bi2.toString();