ssn.cpp

来自「c++编程宝典源码及Quincy99编译器 是《标准C++编程宝典》电子工业出」· C++ 代码 · 共 18 行

#include <ssn.h>

SSN::SSN(long unsigned int sn) : ssn(sn)
{
    if (ssn > 999999999L)
        ssn = 0;
}

std::ostream& operator<<(std::ostream& os, const SSN& sn)
{
    int lssn = sn.ssn / 1000000L;
    int mssn = (sn.ssn - (lssn * 1000000L)) / 10000;
    int rssn = sn.ssn - (lssn * 1000000L) - (mssn * 10000);
    os << lssn << '-' << mssn << '-' << rssn;
    return os; 
}